Aslantaş Ö, Yılmaz MA, Yılmaz EŞ, Kurekci C (2014) Antimicrobial susceptibility pattern and SCCmec types of methicillin-resistant coagulase-negative staphylococci from subclinical bovine mastitis in Hatay, Turkey. Bull Vet Inst Pulawy 58: 563-566.
Athar M (2006) Preparation and evaluation of inactivated polyvalent vaccines for the control of mastitis in dairy buffaloes. PhD Dissertation Dept. Vet. Clinical Medicine and Surgery, Univ. Agri., Faisalabad, Pakistan.
Ba X, Harrison EM, Edwards GF, Holden MT, Larsen, AR, Petersen A, Skov RL, Peacock SJ, Parkhill J, Paterson GK, Holmes MA (2014) Novel mutations in penicillin-binding protein genes in clinical Staphylococcus aureus isolates that are methicillin resistant on susceptibility testing, but lack the mec gene. J Antimicrob Chemother 69: 594-597.
Becker K, Heilmann C, Peters G (2014) Coagulase-Negative Staphylococci. Clin 246 Microbiol Rev 27: 870-926.
Borghese A, Mazzi M (2005) Buffalo population and strategies in the world. In: Borghese A (ed) Buffalo production and research. Food and Agriculture Organization, Rome, Italy pp 1-41.
Boye K, Bartels MD, Andersen IS, Moller JA, Westh H (2007) A new multiplex PCR for easy screening of methicillin-resistant Staphylococcus aureus SCCmec types I-V. Clin Microbiol Infect 13: 725-727.
Bradley A (2002) Bovine mastitis: an evolving disease. Vet J 164: 116-128.
Chen XP, Li WG, Zheng H, Du HY, Zhang L, Zhang L, Che J, Wu Y, Liu SM, Lu JX (2017) Extreme diversity and multiple SCCmec elements in coagulase-negative Staphylococcus found in the Clinic and Community in Beijing, China. Ann Clin Microbiol Antimicrob 16: 57.
Ciftci A, Findik A, Onuk EE, Savasan S (2009) Detection of methicillin resistance and slime factor production of Staphylococcus aureus in bovine mastitis. Braz J Microbiol 40: 254-261.
Clinical and Laboratory Standards Institute (2019) Performance standards for antimicrobial susceptibility testing, 29th ed. CLSI document M100. Clinical and Laboratory Standards Institute, Wayne, PA. https://community.clsi.org/media/2663/m100ed29_sample.pdf
Dezfulian A, Aslani MM, Oskoui M, Farrokh P, Azimirad M, Dabiri H, Salehian MT, Zali MR (2012) Identification and characterization of a high vancomycin-resistant Staphylococcus aureus harboring VanA gene cluster isolated from diabetic foot ulcer. Iran J Basic Med Sci 15: 803-806 Ergun Y, Aslantas O, Doğruer G, Kirecci E, Sarıbay MK, Ates CT, Ulku A, Demir C (2009) Prevalence and etiology of subclinical mastitis in awassi dairy ewes in southern Turkey. Turk J Vet Anim Sci 33: 477-483.
Findik A, Akan N, Onuk EE, Çakıroğlu D, Ciftci A (2009) Methicillin resistance profile and molecular typing of Staphylococcus aureus strains isolated from noses of the healthy dogs. Kafkas Univ Vet Fak Derg 15: 925-930.
Fitzgerald JR, Hartigan PJ, Meaney WJ, Smyth CJ (2000) Molecular population and virulence factor analysis of Staphylococcus aureus from bovine intramammary infection. J Appl Microbiol 88: 1028-1037.
Gentilini E, Denamiel G, Betancor A, Rebuelto M, Fermepin RM, De Torres RA (2002) Antimicrobial susceptibility of coagulase-negative staphylococci isolated from bovine mastitis in Argentina. J Dairy Sci 85: 1913-1917.
Gulhan T, Boynukara B, Ciftci A, Sogut MU, Findik A (2015) Characterization of Enterococcus faecalis isolates originating from different sources for their virulence factors and genes, antibiotic resistance patterns, genotypes and biofilm production. Iran J Vet Res 16: 261-266.
Hanssen AM, Sollid JU (2006) SCCmecin staphylococci: genes on the move. FEMS Immunol Med Microbiol 46: 8-20.
Harrison EM, Paterson GK, Holden MT, Ba X, Rolo J, Morgan FJ, Pichon B, Kearns A, Zadoks RN, Peacock SJ, Parkhill J, Holmes MA (2014) A novel hybrid SCCmec- -mecC region in Staphylococcus sciuri. J Antimicrob Chemother 69: 911-918.
İnegol E, Türkyılmaz S (2012) Determination of SCCmec types in methicillin resistant staphylococci isolated from cows and farm workers. Ankara Univ Vet Fak Derg 59: 89-93.
Hiramatsu K, Kihara H, Yokota T (1992) Analysis of borderlineresistant strains of methicillin-resistant Staphylococcus aureus using polymerase chain reaction. Microbiol Immunol 36: 445-453.
Morandi S, Brasca M, Lodi R, Brusetti L, Andrighetto C, Lombardi A (2010) Biochemical profiles, restriction fragment length polymorphism (RFLP), random amplified polymorphic DNA (RAPD) and multilocus variable number tandem repeat analysis (MLVA) for typing Staphylococcus aureus isolated from dairy products. Res Vet Sci 88: 427-435.
Özenç E, Vural MR, Seker E, Uçar M (2008) An evaluation of subclinical mastitis during lactation in Anatolian buffaloes. Turk J Vet Anim Sci 32: 359-368.
Palazzo IC, Araujo ML, Darini AL (2005) First Report of Vancomycin-Resistant Staphylococci Isolated from Healthy Carriers in Brazil. J Clin Microbiol 43: 179-185.
Pamuk Ş, Şeker E, Yıldırım Y (2010) Antibiotic resistance of coagulase negative Staphylococci isolated from buffalo milk and some milk products. Kocatepe Vet J 3: 7-12.
Partridge SR, Kwong SM, Firth N, Jensen SO (2018) Mobile Genetic Elements Associated with Antimicrobial Resistance. Clin Microbiol Rev 31: e00088-17.
Petinaki E, Arvaniti A, Bartzavali C, Dimitracopoulos G, Spiliopoulou I (2002) Presence of mec Genes and Overproduction of Beta-Lactamase in the Expression of Low-Level Methicillin Resistance among Staphylococci. Chemotherapy 48: 174-181.
Pyörala S, Taponen S (2009) Coagulase-negative staphylococci-Emerging mastitis pathogens. Vet Microbiol 134: 3-8.
Qu Y, Zhao H, Nobrega DB, Cobo ER, Han B, Zhao Z, Li S, Li M, Barkema HW, Gao J (2018) Molecular epidemiology and distribution of antimicrobial resistance genes of Staphylococcus species isolated from Chinese dairy cows with clinical mastitis. J Dairy Sci 102: 1571-1583.
Raza A, Muhammad G, Sharif S, Atta A (2013) Biofilm producing Staphylococcus aureus and bovine mastitis: a review. Mol Microbiol Res 33: 1-8.
Reinoso E, Bettera S, Ferigerio C, DiRenzo M, Calozari A, Bongi C (2004) RAPD-PCR analysis of Staphylococcus aureus strains isolated from bovine and human hosts. Microbiol Res 159: 245-255.
Ruppe E, Barbier F, Mesli Y, Maiga A, Cojocaru R, Benkhalfat M, Benchouk S, Hassaine H, Maiga I, Diallo A, Koumare AK, Ouattara K, Soumare S, Dufourcq JB, Nareth C, Sarthou JL, Andremont A, Ruimy R (2009) Diversity of Staphylococcal cassette chromosome mec structures in methicillin- resistant Staphylococcus epidermidis and Staphylococcus haemolyticus strains among outpatients from four countries. Antimicrob Agents Chemother 53: 442-449.
Saber H, Jasni AS, Jamaluddin TZ, Ibrahim R (2017) A review of staphylococcal cassette chromosome mec (SCCmec) types in coagulase-negative staphylococci (CoNS) species. Malays J Med Sci 24: 7-18
Sawant AA, Gillespie BE, Oliver SP (2009) Antimicrobial susceptibility of coagulase-negative Staphylococcus species isolated from bovine milk. Vet Microbiol 134: 73-81.
Schalm OW, Carroll EJ, Jain NC (1971) Bovine mastitis. Bovine mastitis. LeaFebiger, Philadelphia USA. Siebert WT, Moreland N, Williams TW (1979) Synergy of vancomycin plus cefazolin or cephalothin against methicillin-resistance Staphylococcus epidermidis. J Infect Dis 139: 452-457.
Sudhan NA, Sharma N (2010) Mastitis: An important production disease of dairy animals. Smvs’ Dairy Year Book pp 72-88. Sujatha S, Praharaj I (2012) Glycopeptide resistance in Gram-positive cocci: a review. Interdiscip Perspect Infect Dis 2012: 781679
Taponen S, Pyörälä S (2009) Coagulase-negative staphylococci as cause of bovine mastitis-Not so different from Staphylococcus aureus? Vet Microbiol 134: 29-36.
Taponen S, Simojoki H, Haveri M, Larsen HD, Pyörälä S (2006) Clinical characteristics and persistence of bovine mastitis caused by different species of coagulase-negative staphylococci identified with API or AFLP. Vet Microbiol 115: 199-207.
Thorberg B (2008) Coagulase-Negative Staphylococci in Bovine Sub-Clinical Mastitis. Licentiate Thesis Department of Biomedical Sciences and Veterinary Public Health Swedish University of Agricultural Sciences, Report no. 2.
Turutoğlu H, Ercelik S, Ozturk D (2006) Antibiotic resistance of Staphylococcus aureus and coagulase-negative staphylococci isolated from bovine mastitis. Bull Vet Ins Pulawy 50: 41-45.
Versalovic J, Lupski JR (2002) Molecular detection and genotyping of pathogens: more accurate and rapid answers. Trends Microbiol 10: S15-21. Vurucu N, Savaşan S, Sezener MG (2019) Determination of Virulence Genes and Genetic Similarities of Mastitic Milk Originated Escherichia coli Isolates. J Agri Life Sci 2: 31-35.
Wielders CL, Vriens MR, Brisse S, De Graaf-Miltenburg LA, Troelstra A, Fleer A, Schmitz FJ, Verhoef J, Fluit AC (2001) Evidence for in-vivo transfer of mecA DNA between strains of Staphylococcus aureus. Lancet 357: 1674-1675.
Xu Z, Shah HN, Misra R, Chen J, Zhang W, Liu Y, Cutler RR, Mkrtchyan HV (2018) The prevalence, antibiotic resistance and mecA characterization of coagulase negative staphylococci recovered from non-healthcare settings in London, UK. Antimicrob Resist Infect Control 7: 73.
Yazdani R, Oshaghi M, Havayi A, Pishva E, Salehi R, Sadeghizadeh M, Foroohesh H (2006) Detection of icaAD gene and biofilm formation in Staphylococcus aureus isolates from wound infections. Iranian J Publ Health 35: 25-28.
Zare S, Derakhshandeh A, Haghkhah M, Naziri Z, Broujeni AM (2019) Molecular typing of Staphylococcus aureus from different sources by RAPD-PCR analysis. Heliyon 5: e02231.

1. Adam, G. & Duncan, H. (2001). Development of a sensitive and rapid method for the measurement of total microbial activity using fluorescein diacetate (FDA) in a range of soils. Soil Biology & Biochemistry, 33, 7-8, pp. 943-951, DOI: 10.1016/S0038-0717(00)00244-3
2. Battin, T.J. (1997). Assessment of fluorescein diacetate hydrolysis as a measure of total esterase activity in natural stream sediment biomass. The Science of the Total Environment, 198, 1, pp. 51-60, DOI: 10.1016/S0048-9697(97)05441-7
3. Boulos, L., Prévost, M., Barbeau, B., Coallier, J. & Desjardins, R. (1999). LIVE/DEAD® BacLightTM: application of a new rapid staining method for direct enumeration of viable and total bacteria in drinking water. Journal of Microbiological Methods, 37, 1, pp.77-86, DOI: 10.1016/s0167-7012(99)00048-2
4. Burtscher, M.M., Zibuschka, F., Mach1, R.L., Lindne, G. & Farnleitner, A.H. (2009). Heterotrophic plate count vs. in situ bacterial 16S rRNA gene amplicon profiles from drinking water reveal completely different communities with distinct spatial and temporal allocations in a distribution net. Water SA, 35, 4, pp. 495-504, DOI: 10.4314/wsa.v35i4.76809
5. Chaukura, N., Marais, S.S., Moyo, W., Mbali, N., Thakalekoala, L.C., Ingwani, T., Mamba, B.B., Jarvis, P. & Nkambule, T.T.I. (2020). Contemporary issues on the occurrence and removal of disinfection byproducts in drinking water - A review,  Journal of En-vironmental Chemical Engineering, 8, 2, 103659, DOI: 10.1016/j.jece.2020.103659
6. Chrzanowski, T.H., Crotty, R.D., Hubbard, J.G. & Welch, R.P. (1984). Applicability of the fluorescein diacetate method of detecting active bacteria in freshwater. Microbial Ecology, 10, 2, pp.179-185, DOI: 10.1007/BF02011424.
7. Directive (EU) 2020/2184 of the European Parliament and of the Council of 16 December 2020 on the quality of water intended for human consumption.
8. Douterelo, I., Boxall, J.B., Deines, P., Sekar, R., Fish, K.E. & Biggs, C.A. (2014). Methodological approaches for studying the microbial ecology of drinking water distribution systems, Water Research 65, pp.134-156, DOI: 0.1016/j.watres.2014.07.008
9. Elhadidy, A.M., Van Dyke, M.I., Chen, F., Peldszus, S. & Huck, P.M. (2017). Development and application of an improved protocol to characterize biofilms in biologically active drinking water filters, Environ. Sci. Water Res. Technol., 3, pp. 249–261, DOI: 10.1039/C6EW00279J
10. Fu, J., Lee, W.-N., Coleman, C., Nowack, K., Carter, J. & Huang, C.-H. (2017). Removal of disinfection byproduct (DBP) precursors in water by two-stage biofiltration treatment. Water Research, 123, pp. 224-235 DOI: 10.1016/j.watres.2017.06.073
11. Garrity G.M. (ed.) (2005a) Bergey’s Manual of Systematic Bacteriology. Vol. 2 The Proteobacteria, part B The Gammaproteobacteria, Springer, New York.
12. Garrity G.M. (ed.) (2005b) Bergey’s Manual of Systematic Bacteriology. Vol. 2 The Proteobacteria, part C The Alpha- Beta-, Delta- and Epsilonproteobacteria. Springer, New York.
13. Hasan, H.A., Muhammad, M.H. & Ismail, N.I. (2020), A review of biological drinking water treatment technologies for contaminants removal from polluted water resources, Journal of Water Process Engineering, 33, 101035, DOI: 10.1016/j.jwpe.2019.101035
14. Holc, D., Pruss, A., Michałkiewicz, M. & Cybulski Z. (2016). Acceleration of carbon filters activation - experiments of pilot scale technological investigations. Water supply and water quality. PZITS, Poznań, pp. 683-703 (in Polish).
15. Holc, D., Pruss, A., Michałkiewicz, M. & Cybulski Z. (2016). Effectiveness of organic compounds removing during water treatment by filtration through a biologically active carbon filter with the identification of microorganisms. Annual Set The Environment Protection, 18, 2, pp.235-246 (in Polish).
16. Hopkins, Z.R., Sun, M., DeWitt, J.C. & Knappe, D.R.U. (2018). Recently Detected Drinking Water Contaminants: GenX and Other Per‐and Polyfluoroalkyl Ether Acids. Journal‐American Water Works Association, 110, 7, pp. 13-28, DOI: doi.org/10.1002/awwa.1073
17. Kaarela, O. E., Harkki, H. A., Palmroth, M. R. T. & Tuhkanen T. A. (2015). Bacterial diversity and active biomass in full-scale granular activated carbon filters operated at low water temperatures, Environmental Technology, 36, 5-8, pp. 681-692, DOI: 10.1080/09593330.2014.958542
18. Kaleta, J., Kida, M., Koszelnik, P., Papciak, D., Puszkarewicz, A. & Tchórzewska-Cieślak B. (2017). The use of activated carbons for removing organic matter from groundwater, Archives of Environmental Protection, 43, 3, pp. 32-41, DOI:10.1515/aep-2017-0031
19. Kijowska, E., Leszczyńska, M. & Sozański, M.M. (2001): Metabolic activity test in investigation of biodegradation in biological filters, Water, Science & Technology: Water Supply, 1, 2, pp.151-158, DOI: doi.org/10.2166/ws.2001.0032
20. Kołaski, P., Wysocka, A., Pruss, A., Lasocka-Gomuła, I., Michałkiewicz, M. & Cybulski Z. (2019). Removal of Organic Matter from Water During Rapid Filtration through a Biologically Active Carbon Filter Beds – a Full Scale Technological Investigation, Annual Set The Environment Protection, 21, 2, pp. 1136-1155
21. Kołwzan, B. (2011). Analysis of biofilms – their formation and functioning. Environmental Pollution Control, 33, 4, pp. 3-14 (in Polish)
22. Komorowska-Kaufman, M., Ciesielczyk, F., Pruss, A. & Jesionowski T. (2018). Effect of sedimentation time on the granulometric composition of suspended solids in the backwash water from biological activated carbon filters. E3S Web of Conferences, 44, 00072. EDP Sciences, DOI: 10.1051/e3sconf/20184400072
23. Korotta-Gamage, S.M. & Sathasivan, A. (2017). A review: Potential and challenges of biologically activated carbon to remove natural organic matter in drinking water purification process, Chemosphere, 167, pp. 120-138, DOI: 10.1016/j.chemosphere.2016.09.097
24. Liao, X., Chen, C., Chang, C.-H., Wang, Z., Zhang, X. & Xie, S. (2012) Heterogeneity of microbial community structures inside the up-flow biological activated carbon (BAC) filters for the treatment of drinking water. Biotechnology and Bioprocess Engineering, 17, pp. 881–886, DOI: 10.1007/s12257-012-0127-x
25. Lis, A., Pasoń, Ł. & Stępniak, L. (2016). Review of Methods Used to Indication of Biological Carbon Filters Activity. Engineering and Protection of Environment, 19, 3, pp. 413-425, DOI: 10.17512/ios.2016.3.11 (in Polish)
26. Mądrecka, B., Komorowska-Kaufman, M., Pruss, A. & Holc D. (2018). Metabolic activity tests in organic matter biodegradation studies in biologically active carbon filter beds. Water Supply and Wastewater Disposal, Politechnika Lubelska, 163-177.
27. Oliver, J.D. (2010) Recent findings on the viable but nonculturable state in pathogenic bacteria. FEMS Microbiology Review, 34, 4, pp. 415-425, DOI: 10.1111/j.1574-6976.2009.00200.x
28. Olszewska, M. & Łaniewska-Trokenheim, Ł. (2013) Fluorescence-based methods of cell staining in physiological state studies of bacteria. Advancements of Microbiology, 52, 4, pp. 409-418 (in Polish).
29. Papciak D., Kaleta J., Puszkarewicz A., Tchórzewska-Cieślak B. (2016). The use of biofiltration process to remove organic matter from groundwater. Journal of Ecological Engineering, 17, 3, pp. 119–124, DOI: 10.12911/22998993/63481
30. Pincus, D. H. (2013). Microbial identification using the bioMérieux Vitek 2 system, Encyclo-pedia of Rapid Microbiological Methods, PDA-DHI, p.1-31. (https://store.pda.org/tableofcontents/ermm_v2_ch01.pdf )
31. Pruss, A. (2007): Contribution of Biofilm Thickness on Sand Filter Grains to Oxygen Uptake During Ammonia Nitrogen Removal. Environmental Pollution Control, 1, pp. 35-39 (in Polish).
32. Pruss, A., Maciołek, A. & Lasocka-Gomuła I. (2009). Effect of the Biological Activity of Carbon Filter Beds on Organic Matter Removal from Water. Environmental Pollution Control, 31, pp. 31-34 (in Polish).
33. Sadowska J. & Grajek W. (2009). Analysis of physiological state of single bacterial cell using fluorescent staining methods. Biotechnologia, 4, pp. 102-114 (in Polish).
34. Seredyńska-Sobecka, B., Tomaszewska, M., Janus, M. & Morawski A. W. (2006). Biological activation of carbon filters. Water Research, 40, 2, pp.355-363, DOI: 10.1016/j.watres.2005.11.014
35. Simpson D. R. (2008). Biofilm processes in biologically active carbon water purification, Water Research, 42, 12, pp. 2839-2848, DOI: 10.1016/j.watres.2008.02.025
36. Smith, A.C. & Hussey M.A. (2016) Gram Stain Protocols, American Society for Microbiology, pp. 1-9.
37. (https://asm.org/getattachment/5c95a063-326b-4b2f-98ce-001de9a5ece3/gram-stain-protocol-2886.pdf)
38. Snyder, S.A., Adham, S., Redding, A.M., Cannon, F.S., DeCarolis, J., Oppenheimer, J., Wert, E.C. & Yoon, Y. (2007). Role of membranes and activated carbon in the removal of endocrine disruptors and pharmaceuticals. Desalination, 202, 1-3, pp. 156-181, DOI: 10.1016/j.desal.2005.12.052
39. Standard Methods for the Examination of Water and Wastewater, 23’rd Edition, APHA, 2017 Washinghton
40. Szeląg-Wasielewska, E., Joniak, T., Michałkiewicz, M., Dysarz, T. & Mądrecka, B. (2009) Bacterioplankton of the Warta River in relation to physicochemical parameters and flow rate. Ecohydrology & Hydrobiology, 9, 2-4, pp. 225-236. DOI: 10.2478/v10104-010-0008-x
41. Szuster-Janiaczyk A. (2016). The Microbiological Evaluation of Deposits Come from Water Network on the Example of Selected Water Supply System. Annual Set The Environment Protection, 18, 2, pp. 815–827. (in Polish)
42. van der Kooij, D. & van der Wielen, P.W.J.J. (2014). Microbial Growth in Drinking-Water Supplies. Problems, Causes, Control and Research Needs, IWA Publishing, UK
43. Van Nevel, S., Koetzsch, S., Proctor, C. R., Besmer, M. D., Prest, E. I., Vrouwenvelder, J. S., Knezev, A., Boon, N. & Hammes F. (2017). Flow cytometric bacterial cell counts challenge conventional heterotrophic plate counts for routine microbiological drinking water monitoring. Water Research, 113, pp. 191-206. DOI: 10.1016/j.watres.2017.01.065
44. Wagner, M., Amann, R., Lemmer, H. & Schleifer, K. (1993). Probing activated sludge with oligonucleotides specific for Proteobacteria: inadequacy of culture-dependent methods for describing microbial community structure. Applied and Environmental Microbiology, 59, 5, pp. 1520-1525, DOI: 10.1128/AEM.59.5.1520-1525.1993
45. WHO (2003). Expert consensus. In: Bartram J., Cotruvo J.A., Exner M., Fricker C.R., Glasmacher A. (Eds.) Heterotrophic plate counts and drinking-water safety-the significance of HPCs for Water quality and human health. IWA Publishing on behalf of the World Health Organisation, London.
46. Zamule, S.M., Dupre, C.E., Mendola, M.L., Widmer, J., Shebert, J.A., Roote, C.E. & Das P. (2021). Bioremediation potential of select bacterial species for the neonicotinoid insecticides, thiamethoxam and imidacloprid. Ecotoxicology and Environmental Safety 209, 111814; DOI: 10.1016/j.ecoenv.2020.111814
47. Zhang, S., Gitungo, S.W., Axe, L., Raczko, R.F. & Dyksen, J.E. (2017). Biologically active filters – an advanced water treatment process for contaminants of emerging concern. Water Research, 114, pp. 31-41, DOI: 10.1016/j.watres.2017.02.014
48. Ziglio, G., Andreottola, G., Barbesti, S., Boschetti, G., Bruni, L., Foladori, P. & Villa, R. (2002). Assessment of activated sludge viability with flow cytometry. Water Research, 36, 2, pp. 460-468, DOI: 10.1016/s0043-1354(01)00228-7

1. Amin, A., Ahmed, I., Salam, N., Kim, B. Y., Singh, D., Zhi, X. Y., Xiao, M. & Li, W. J. (2017). Diversity and Distribution of Thermophilic Bacteria in Hot Springs of Pakistan. Microbial Ecology, 74 (1), pp. 116–127. DOI:10.1007/s00248-017-0930-1
2. APHA. (2005). Standard methods for the examination of water and wastewater. In 21st ed. Washington DC, USA.
3. Baczkowska, E., Kalinowska, A., Ronda, O., Jankowska, K., Bray, R., Płóciennik, B. & Polkowska, Ż. (2022). Microbial and chemicalquality assessment of the small rivers entering the South Baltic. Part II: Case study on the watercourses in the Puck Bay catchment area. Archives of Environmental Protection. (under review
4. Becerra-Castro, C., Macedo, G., Silva, A. M. T., Manaia, C. M. & Nunes, O. C. (2016). Proteobacteria become predominant during regrowth after water disinfection. Science
5. of the Total Environment, 573, pp. 313–323. DOI:10.1016/j.scitotenv.2016.08.054
6. Borkowski, R. (2019). Wyzwania i zagrożenia dla turystyki na Półwyspie Helskim w XXI wieku. Bezpieczeństwo. Teoria i Praktyka, 3, pp. 55–70. DOI:10.34697/2451-0718-b. (in Polish)
7. Brysiewicz, A., Bonisławska, M., Czerniejewski, P. & Kierasiński, B. (2019). Quality analysis of waters from selected small watercourses within the river basins of Odra river and Wisła river. Rocznik Ochrona Srodowiska, 21(2), pp. 1202–1216. (in Polish)
8. Bugajski, P. & Satora, S. (2009). Bilans ścieków dopływających i dowożonych do oczyszczalni na przykładzie wybranego obiektu. Infrastruktura i Ekologia Terenów Wiejskich, 5, pp. 73–82. (in Polish)
9. Cai, L. & Zhang, T. (2013). Detecting human bacterial pathogens in wastewater treatment plants by a high-throughput shotgun sequencing technique. Environmental Science and Technology, 47(10), pp. 5433–5441. DOI:10.1021/es400275r
10. Caruso, G., La Ferla, R., Azzaro, M., Zoppini, A., Marino, G., Petochi, T., Corinaldesi, C., Leonardi, M., Zaccone, R., Fonda, S., Caroppo, C., Monticelli, L., Azzaro, F., Decembrini, F., Maimone, G., Cavallo, R., Stabili, L., Todorova, N., Karamfilov, V. & Danovaro, R. (2016). Microbial assemblages for environmental quality assessment: Knowledge, gaps and usefulness in the European marine strategy framework directive. Critical Reviews in Microbiology, 42(6). DOI:10.3109/1040841X.2015.1087380
11. Chien, A. C., Hill, N. S. & Levin, P. A. (2012). Cell size control in bacteria. Current Biology, 22(9), R340–R349. DOI:10.1016/j.cub.2012.02.032
12. Conley, D. J., Paerl, H. W., Howarth, R. W., Boesch, D. F., Seitzinger, S. P., Havens, K. E., Lancelot, C. & Likens, G. E. (2009). Ecology - Controlling eutrophication: Nitrogen and phosphorus. In Science (Vol. 323, Issue 5917, pp. 1014–1015). American Association for the Advancement of Science. DOI:10.1126/science.1167755
13. Council of Ministers, 2011: Rozporządzenia Ministra Środowiska z dnia 9 listopada 2011 r. w sprawie klasyfikacji stanu ekologicznego, potencjału ekologicznego i stanu chemicznego jednolitych części wód powierzchniowych , (2011) (testimony of (Dz. U. poz. 1549, zał 6). (in Polish)
14. Council of Ministers, 2014: Rozporządzenie Ministra Środowiska z dnia 22 października 2014 r. w sprawie sposobu klasyfikacji stanu jednolitych części wód powierzchniowych oraz środowiskowych norm jakości dla substancji priorytetowych., (2014) (testimony of Dz.U.2014 poz.1482). (in Polish)
15. Council of Ministers, 2015: Rozporządzenie Ministra Zdrowia z dnia 3 lipca 2015 r. zmieniające rozporządzenie w sprawie prowadzenia nadzoru nad jakością wody w kąpielisku i miejscu wykorzystywanym do kąpieli, 1 (2015) (testimony of Dz.U. 2015. poz. 1510). (in Polish)
16. Council of Ministers, 2016a: Rozporządzenie Ministra Środowiska z dnia 21 lipca 2016 r. w sprawie sposobu klasyfikacji stanu jednolitych części wód powierzchniowych oraz środowiskowych norm jakości dla substancji priorytetowych., (2016) (testimony of Dz.U.2016 poz.1187). (in Polish)
17. Council of Ministers, 2016b: Rozporządzenie Rady Ministrów z dnia 18 października 2016 r. w sprawie Planu gospodarowania wodami na obszarze dorzecza Wisły, (2016) (testimony of Dz.U.2016 poz.1991). (in Polish)
18. Council of Ministers, 2016c: Rozporządzenie Rady Ministrów z Dnia 18 Października 2016 r. w Sprawie Planu Gospodarowania Wodami Na Obszarze Dorzecza Wisły, (2016) (testimony of Dz.U. 2016 poz. 1911). (in Polish)
19. Council of Ministers, 2019: Rozporządzenie Ministra Zdrowia z dnia 17 stycznia 2019 r. w sprawie nadzoru nad jakością wody w kąpielisku i miejscu okazjonalnie wykorzystywanym do kąpieli, (2019) (testimony of Dz.U.2019 poz.255). (in Polish)
20. Council of Ministers, 2021: Rozporządzenie Ministra Infrastruktury z dnia 25 czerwca 2021 r. w sprawie klasyfikacji stanu ekologicznego, potencjału ekologicznego i stanu chemicznego oraz sposobu klasyfikacji stanu jednolitych części wód powierzchniowych, a także środowiskowych norm, (2021) (testimony of Dz.U. 2021 poz. 1475). (in Polish)
21. Curr, R. H. F., Koh, A., Edwards, E., Williams, A. T. & Davies, P. (2000). Assessing anthropogenic impact on Mediterranean sand dunes from aerial digital photography. Journal of Coastal Conservation, 6(1), pp. 15–22. DOI:10.1007/BF02730463
22. De Brauwere, A., Ouattara, N. K., & Servais, P. (2014). Modeling fecal indicator bacteria concentrations in natural surface waters: A review. Critical Reviews in Environmental Science and Technology, 44(21), pp. 2380–2453. DOI:10.1080/10643389.2013.829978
23. de la Vega, C., Schückel, U., Horn, S., Kröncke, I., Asmus, R. & Asmus, H. (2018). How to include ecological network analysis results in management? A case study of three tidal basins of the Wadden Sea, south-eastern North Sea. Ocean and Coastal Management, 163(May), pp. 401–416. DOI:10.1016/j.ocecoaman.2018.07.019
24. Dodds, W. K. & Smith, V. H. (2016). Nitrogen, phosphorus, and eutrophication in streams. Inland Waters, 6(2), pp. 155–164. DOI:10.5268/IW-6.2.909
25. Drury, B., Rosi-Marshall, E. & Kelly, J. J. (2013). Wastewater treatment effluent reduces the abundance and diversity of benthic bacterial communities in urban and suburban rivers. Applied and Environmental Microbiology, 79(6), pp. 1897–1905. DOI:10.1128/AEM.03527-12
26. Fry, J. C. (1990). Direct Methods and Biomass Estimation. In Grigorova, R. & Norris J. R. B. T.-M. (Eds.), Techniques in Microbial Ecology (Vol. 22, pp. 41–85). Academic Press. DOI:10.1016/S0580-9517(08)70239-3
27. García-Llorente, M., Harrison, P. A., Berry, P., Palomo, I., Gómez-Baggethun, E., Iniesta-Arandia, I., Montes, C., García del Amo, D. & Martín-López, B. (2018). What can conservation strategies learn from the ecosystem services approach? Insights from ecosystem assessments in two Spanish protected areas. Biodiversity and Conservation, 27(7), pp.1575–1597. DOI:10.1007/s10531-016-1152-4
28. Gössling, S., Hall, C. M. & Scott, D. (2018). Coastal and Ocean Tourism. Handbook on Marine Environment Protection, pp. 773–790. DOI:10.1007/978-3-319-60156-4_40
29. Grabic, J., Duric, S., Ciric, V. & Benka, P. (2018). Water quality at special nature reserves in Vojvodina, Serbia. Croatian Journal of Food Science and Technology, 10(2), pp. 179–184. DOI:10.17508/cjfst.2018.10.2.05
30. Hachich, E.M.; Di Bari, M.; Christ, A.P.G.; Lamparelli, C.C.; Ramos, S.S.& Sato, M.I.Z. (2012) Comparison of thermotolerant coliforms and Escherichia coli densities in freshwater bodies. Brazilian J. Microbiol., 43, pp. 675–681.
31. Huo, Y., Bai, Y. & Qu, J. (2017). Unravelling riverine microbial communities under wastewater treatment plant effluent discharge in large urban areas. Applied Microbiology and Biotechnology, 101(17), pp. 6755–6764. DOI:10.1007/s00253-017-8384-4
32. Infoeko, 2004: Available online: http://www.infoeko.pomorskie.pl/InformacjeZbiorcze/2004/Szczegoly/26. Accessed on 20 October 2020. (in Polish)
33. Johnston, E. L. & Roberts, D. A. (2009). Contaminants reduce the richness and evenness of marine communities: A review and meta-analysis. Environmental Pollution, 157(6), pp. 1745–1752. DOI:10.1016/j.envpol.2009.02.017
34. Justić, D., Rabalais, N. N., Turner, R. E. & Dortch, Q. (1995). Changes in nutrient structure of river-dominated coastal waters: Stoichiometric nutrient balance and its consequences. Estuarine, Coastal and Shelf Science, 40(3), pp. 339–356. DOI:10.1016/S0272-7714(05)80014-9
35. Kaczor, G. (2011). Wpływ wiosennych roztopów śniegu na dopływ wód przypadkowych do oczyszczalni ścieków bytowych. Acta Sci. Pol., Formatio Circumiectus, 10(2), pp. 27–34. (in Polish)
36. Kosek, K., Kozak, K., Kozioł, K., Jankowska, K., Chmiel, S. & Polkowska, Z. (2018). The interaction between bacterial abundance and selected pollutants concentration levels in an arctic catchment (southwest Spitsbergen, Svalbard). Science of the Total Environment, 622–623, pp. 913–923. DOI:10.1016/j.scitotenv.2017.11.342
37. Kosek, K. & Polkowska, Ż. (2016). Determination of selected chemical parameters in surface water samples collected from the Revelva catchment (Hornsund fjord, Svalbard). Monatshefte Fur Chemie, 147(8), pp. 1401–1405. DOI:10.1007/s00706-016-1771-1
38. Kowalski, T. (1989). Analiza chemicznych i biochemicznych właściwości zanieczyszczeń występujących w ściekach. Ochrona Środowiska. (in Polish)
39. Kozak, K., Ruman, M., Kosek, K., Karasiński, G., Stachnik, Ł. & Polkowska, Z. (2017). Impact of volcanic eruptions on the occurrence of PAHs compounds in the aquatic ecosystem of the southern part of West Spitsbergen (Hornsund Fjord, Svalbard). Water (Switzerland), 9(1). DOI:10.3390/w9010042
40. Krajewska, Z. & Fac-Beneda, J. (2016). Transport of biogenic substances in water-courses of coastal landscape park. Journal of Elementology, 21(2), pp. 413–423. DOI:10.5601/jelem.2015.20.1.800
41. Kutyła, S. (2015). Characteristics of water level fluctuations in Polish lakes – a review of the literature. Ochrona Srodowiska i Zasobów Naturalnych, 25(3), pp. 27–34. DOI:10.2478/oszn-2014-0011
42. la Ferla, R., Maimone, G., Azzaro, M., Conversano, F., Brunet, C., Cabral, A. S. & Paranhos, R. (2012). Vertical distribution of the prokaryotic cell size in the Mediterranean Sea. Helgoland Marine Research, 66(4), pp. 635–650. DOI:10.1007/s10152-012-0297-0
43. Luczkiewicz, A., Jankowska, K., Bray, R., Kulbat, E., Quant, B., Sokolowska, A. & Olańczuk-Neyman, K. (2011). Antimicrobial resistance of fecal indicators in disinfected wastewater. Water Science and Technology, 64(12), 2352. DOI:10.2166/wst.2011.769
44. Luczkiewicz, A., Jankowska, K., Langas, V. & Kaiser, A. (2019). Inventory of existing treatment technologies in wastewater treatment plants Case studies in four coastal regions of the South Baltic Sea.
45. Łuczkiewicz, A., Jankowska, K., Fudala-Książek, S. & Olańczuk-Neyman, K. (2010). Antimicrobial resistance of fecal indicators in municipal wastewater treatment plant. Water Research, 44(17), pp. 5089–5097. DOI:10.1016/j.watres.2010.08.007
46. Majdak, P. (2008). Tourist amenities of Hel and conceptions of their development. Turystyka i Rekreacja Tom 4. (in Polish)
47. Michałkiewicz, M. (2018). Ścieki i ich negatywna rola w środowisku. Technologia Wody, 5(61), pp. 30–33.
48. Munksgaard, D. G. & Young, J. C. (1980). Flow and load variations at wastewater treatment plants. Journal of the Water Pollution Control Federation, 52(8), pp. 2131–2144.
49. Norland S. (1993). The relationship between biomass and volume of bacteria. In Cole, J.J. (Ed.), Handbook of methods in aquatic microbial ecology (pp. 303–308). Lewis Publishers,.
50. Nübel, U., Garcia-Pichel, F., Kühl, M. & Muyzer, G. (1999). Quantifying microbial diversity: morphotypes, 16S rRNA genes, and carotenoids of oxygenic phototrophs in microbial mats. Applied and Environmental Microbiology, 65(2),pp. 422–430.
51. Olańczuk-Neyman, K., Quant, B., Łuczkiewicz, A., Kulbat, E., Jankowska, K., Sokołowska, A., Bray, R. & Kulbat, E. (2015). Dezynfekcja ścieków. Seidel-Przywecki sp. z.o.o. (in Polish)
52. Olson, D. M. & Dinerstein, E. (1998). The global 200: A representation approach to conserving the earth’s most biologically valuable ecoregions. Conservation Biology, 12(3), pp. 502–515. DOI:10.1046/j.1523-1739.1998.012003502.x
53. Ostroumov, S. A. (2017). Water Quality and Conditioning in Natural Ecosystems: Biomachinery Theory of Self-Purification of Water. Russian Journal of General Chemistry, 87(13), pp. 3199–3204. DOI:10.1134/S107036321713014X
54. Porter, K. G. & Feig, Y. S. (1980). The use of DAPI for identifying and counting aquatic microflora. Limnological Oceanography, 25(5), pp. 943–948.
55. Rees, G. & Bartram, J. (2002). Monitoring bathing waters: a practical guide to the design and implementation of assessments and monitoring programmes. CRC Press.
56. Statistics Poland, 2016: Available online: https://stat.gov.pl/obszary-tematyczne/ludnosc/ludnosc/ Accessed on 20 October 2020, https://stat.gov.pl/obszary-tematyczne/kultura-turystyka-sport/turystyka/ Accessed on 20 October 2020. (in Polish)
57. Straza, T. R. A., Cottrell, M. T., Ducklow, H. W. & Kirchman, D. L. (2009). Geographic and phylogenetic variation in bacterial biovolume as revealed by protein and nucleic acid staining. Applied and Environmental Microbiology, 75(12), pp. 4028–4034. DOI:10.1128/AEM.00183-09
58. Świątecki, A. (1997). Zastosowanie wskaźników bakteriologicznych w ocenie wód powierzchniowych. (Monografie). Wyższa Szkoła Pedagogiczna. (in Polish)
59. Trussell, R. R. (1990). Evaluation of the Health Risks Associated with Disinfection. Critical Reviews in Environmental Control, 20(2), pp. 77–113. DOI:10.1080/10643389009388392
60. Wiskulski, T. (2015). Geography For Society (Issue January 2015).
61. Wojciechowska, E., Pietrzak, S., Matej-Łukowicz, K., Nawrot, N., Zima, P., Kalinowska, D., Wielgat, P., Obarska-Pempkowiak, H., Gajewska, M., Dembska, G., Jasiński, P., Pazikowska-Sapota, G., Galer-Tatarowicz, K. & Dzierzbicka-Głowacka, L. (2019). Nutrient loss from three small-size watersheds in the southern Baltic Sea in relation to agricultural practices and policy. Journal of Environmental Management, 252(May). DOI:10.1016/j.jenvman.2019.109637
62. Young, K. D. (2006). The Selective Value of Bacterial Shape. Microbiology and Molecular Biology Reviews, 70(3), pp.660–703. DOI:10.1128/MMBR.00001-06
63. Zaborska, A., Siedlewicz, G., Szymczycha, B., Dzierzbicka-Głowacka, L. & Pazdro, K. (2019). Legacy and emerging pollutants in the Gulf of Gdańsk (southern Baltic Sea) – loads and distribution revisited. Marine Pollution Bulletin, 139(November 2018), pp. 238–255. DOI:10.1016/j.marpolbul.2018.11.060

1. Achermann, S., Mansfeldt, C. B., Müller, M., Johnson, D. R. & Fenner, K. (2020). Relating Metatranscriptomic Profiles to the Micropollutant Biotransformation Potential of Complex Microbial Communities. Environmental Science and Technology. DOI:10.1021/acs.est.9b05421
2. Andrulewicz, E. & Janta, A. (1997). Zatoka Pucka Wewnętrzna. In A. Janta (Ed.), Nadmorski Park Krajobrazowy, pp. 123–137. Wydawnictwo Nadmorskiego Parku Krajobrazowego. (in Polish)
3. Arheimer, B., Dahné, J. & Donnelly, C. (2012). Climate change impact on riverine nutrient load and land-based remedial measures of the baltic sea action plan. Ambio, 41(6), pp. 600–612. DOI:10.1007/s13280-012-0323-0
4. Artioli, Y., Friedrich, J., Gilbert, A. J., McQuatters-Gollop, A., Mee, L. D., Vermaat, J. E., Wulff, F., Humborg, C., Palmeri, L. & Pollehne, F. (2008). Nutrient budgets for European seas: A measure of the effectiveness of nutrient reduction policies. Marine Pollution Bulletin, 56(9), pp. 1609–1617. DOI:10.1016/j.marpolbul.2008.05.027
5. Baath, E. (1994). Thymidine and Leucine Incorporation in Soil Bacteria with Different Cell Size. Marine Ecology, 27, pp. 267–278.
6. Bączkowska, E., Kalinowska, A., Ronda, O., Jankowska, K., Bray, R. T., Płóciennik, B. & Polkowska, Ż. (2021). Microbial and chemical quality assessment of the small rivers entering the South Baltic . Part I : Case study on the watercourses in the Baltic Sea catchment area. Archives of Environmental Protection, 47(4), pp. 55–73. DOI:10.24425/aep.2021.139502
7. Bartram, J. & Rees, G. (2002). Monitoring Bathing Waters – A Practical Guide to the Design
8. and Implementation of Assessments and Monitoring Programmes. In Urban Water.
9. E & FN Spon is an imprint of the Taylor & Francis Group. DOI:10.1016/S1462-0758(02)00006-7
10. Bernard, L., Courties, C., Servais, P., Troussellier, M., Petit, M.A., Lebaron, P. Relationships among Bacterial Cell Size , Productivity, and Flow Cytometry. Microb. Ecol. 2000, 40, pp. 148–158.
11. Błędzki, L. A. & Kruk-Dowgiallo, L. (1983). Wieloletnie zmiany struktury bentosu Zatoki Puckiej. Człowiek i Środowisko, 7(1–2), pp. 79–93. (in Polish)
12. Bricker, S. B., Longstaff, B., Dennison, W., Jones, A., Boicourt, K., Wicks, C. & Woerner, J. (2008). Effects of nutrient enrichment in the nation’s estuaries: A decade of change. Harmful Algae, 8(1), pp. 21–32. DOI:10.1016/j.hal.2008.08.028
13. Caruso, G., La Ferla, R., Azzaro, M., Zoppini, A., Marino, G., Petochi, T., Corinaldesi, C., Leonardi, M., Zaccone, R., Fonda, S., Caroppo, C., Monticelli, L., Azzaro, F., Decembrini, F., Maimone, G., Cavallo, R., Stabili, L., Todorova, N., Karamfilov, V., … Danovaro, R. (2016). Microbial assemblages for environmental quality assessment: Knowledge, gaps and usefulness in the European marine strategy framework directive. Critical Reviews in Microbiology, 42(6). DOI:10.3109/1040841X.2015.1087380
14. Castaldelli, G., Soana, E., Racchetti, E., Vincenzi, F., Fano, E. A. & Bartoli, M. (2015). Vegetated canals mitigate nitrogen surplus in agricultural watersheds. Agriculture, Ecosystems and Environment, 212, pp. 253–262. DOI:10.1016/j.agee.2015.07.009
15. Cochrane, S.K.J., Connor, D.W., Nilsson, P., Mitchell, I., Reker, J., Franco, J., Valavanis, V., Moncheva, S., Ekebom, J. & Nygaard, K. (2010) Marine Strategy Framework Directive. Guidance on the Interpretation and Application of Descriptor 1: Biological Diversity. Report by Task Group 1 on Biological diversity for the European Commission’s Joint Research Centre, Ispra,, Luxembourg, 2010;
16. Cole, J. J., Pace, M. L., Caraco, N. F. & Steinhart, G. S. (1993). Bacterial biomass and cell size distributions More and larger cells in anoxic waters in lakes. Aquatic Microbial Ecology, 38(8), pp. 1627–1632.
17. Cottrell, M. T. & Kirchman, D. L. (2004). Single-cell analysis of bacterial growth, cell size, and community structure in the Delaware estuary. Aquatic Microbial Ecology, 34, pp. 139–149.
18. Council Directive 92/43/EEC of 21 May 1992 on the conservation of natural habitats and of wild fauna and flora, Documents in European Community Environmental Law No L 206 / 7 (1992). DOI:10.1017/cbo9780511610851.039
19. Council of Ministers 1988: Zarządzenia Ministra Ochrony Środowiska i Zasobów Naturalnych z dnia 17 listopada 1988 r. (MP nr 32, poz. 292) i z dnia 10 maja 1989 r. (MP Nr 17, poz. 119), (1988). (in Polish)
20. Council of Ministers 2014: Rozporządzenie Ministra Środowiska z dnia 22 października 2014 r. w sprawie sposobu klasyfikacji stanu jednolitych części wód powierzchniowych oraz środowiskowych norm jakości dla substancji priorytetowych., (2014) (testimony of Dz.U.2014 poz.1482). (in Polish)
21. Council of Ministers 2015: Rozporządzenie Ministra Zdrowia z dnia 3 lipca 2015 r. zmieniające rozporządzenie w sprawie prowadzenia nadzoru nad jakością wody w kąpielisku i miejscu wykorzystywanym do kąpieli, 1 (2015) (testimony of Dz.U. 2015. poz. 1510). (in Polish)
22. Council of Ministers 2016a: Rozporządzenie Rady Ministrów z Dnia 18 Października 2016 r. w Sprawie Planu Gospodarowania Wodami Na Obszarze Dorzecza Wisły, (2016) (testimony of Dz.U. 2016 poz. 1911). (in Polish)
23. Council of Ministers 2016b: Rozporządzenie Ministra Środowiska z dnia 21 lipca 2016 r. w sprawie sposobu klasyfikacji stanu jednolitych części wód powierzchniowych oraz środowiskowych norm jakości dla substancji priorytetowych., (2016) (testimony of Dz.U.2016 poz.1187). (in Polish)
24. Council of Ministers 2019: Rozporządzenie Ministra Zdrowia z dnia 17 stycznia 2019 r. w sprawie nadzoru nad jakością wody w kąpielisku i miejscu okazjonalnie wykorzystywanym do kąpieli, (2019) (testimony of Dz.U.2019 poz.255). (in Polish)
25. Diaz, R. J. & Rosenberg, R. (2008). Spreading dead zones and consequences for marine ecosystems. Science, 321(5891), pp. 926–929. DOI:10.1126/science.1156401
26. Duan, S., He, Y., Kaushal, S. S., Bianchi, T. S., Ward, N. D. & Guo, L. (2017). Impact of wetland decline on decreasing dissolved organic carbon concentrations along the Mississippi River continuum. Frontiers in Marine Science, 3 (JAN). DOI:10.3389/FMARS.2016.00280
27. Ducrotoy, J. P. & Elliott, M. (2008). The science and management of the North Sea and the Baltic Sea: Natural history, present threats and future challenges. Marine Pollution Bulletin, 57(1–5), pp. 8–21. DOI:10.1016/j.marpolbul.2008.04.030
28. Dzierzbicka-Głowacka, L., Janecki, M., Dybowski, D., Szymczycha, B., Obarska-Pempkowiak, H., Wojciechowska, E., Zima, P., Pietrzak, S., Pazikowska-Sapota, G., Jaworska-Szulc, B., Nowicki, A., Kłostowska, Ż., Szymkiewicz, A., Galer-Tatarowicz, K., Wichorowski, M., Białoskórski, M. & Puszkarczuk, T. (2019). A new approach for investigating the impact of pesticides and nutrient flux from agricultural holdings and land-use structures on baltic sea coastal waters. Polish Journal of Environmental Studies, 28(4), pp. 2531–2539. DOI:10.15244/pjoes/92524
29. Elofsson, K. (2003). Cost-effective reductions of stochastic agricultural loads to the Baltic Sea. Ecological Economics, 47(1), pp. 13–31. DOI:10.1016/j.ecolecon.2002.10.001
30. European Court of Auditors. (2016). Combating eutrophication in the Baltic Sea: further and more effective action needed. Special report number 3 (Issue 03). DOI:10.2865/9931
31. Gasoll, J. M., Giorgio, P. A. & Massana, R. (1995). Active Versus Inactive Bacteria: Size-Dependence in a Coastal Marine Plankton Community. Marine Ecology Progress Series, 128, pp. 91–97. http://www.int-res.com/articles/meps/128/m128p091.pdf
32. Gillor, O., Hadas, O., Post, A. F. & Belkin, S. (2010). Phosphorus and nitrogen in a monomictic freshwater lake: Employing cyanobacterial bioreporters to gain new insights into nutrient bioavailability. Freshwater Biology, 55(6), pp. 1182–1190. DOI:10.1111/j.1365-2427.2009.02342.x
33. Giovannoni, S. J. (2017). SAR11 Bacteria: The Most Abundant Plankton in the Oceans. Annual Review of Marine Science, 9(1), pp. 231–255. DOI:10.1146/annurev-marine-010814-015934
34. Górniak, A. (2017). Spatial and temporal patterns of total organic carbon along the Vistula River course (Central Europe). Applied Geochemistry, 87(September), pp. 93–101. DOI:10.1016/j.apgeochem.2017.10.006
35. Gren, I. M. (2017). Cost-effective nutrient reductions to the Baltic Sea. Managing a Sea: The Ecological Economics of the Baltic, Hjort 1992, pp. 43–56. DOI:10.4324/9781315071367-4
36. Hachich, E. M., Di Bari, M., Christ, A. P. G., Lamparelli, C. C., Ramos, S. S. & Sato, M. I. Z. (2012). Comparison of thermotolerant coliforms and Escherichia coli densities in freshwater bodies. Brazilian Journal of Microbiology, 43(2), pp. 675–681. DOI:10.1590/S1517-83822012000200032
37. HELCOM. (2009). Eutrophication in the Baltic Sea – An integrated thematic assessment of the effects of nutrient enrichment and eutrophication in the Baltic Sea region. DOI:10.1002/iroh.19910760302
38. HELCOM, 2015. Updated Fifth Baltic Sea pollution load compilation (PLC-5.5). Baltic Sea
39. Environment Proceedings No. 145
40. HELCOM. (2018). State of the Baltic Sea- Second HELCOM holistic assessment, 2011-2016. In Baltic Sea Environment Proceedings (Vol. 155). DOI:10.1016/j.gaitpost.2008.05.016
41. Helena, B., Pardo, R., Vega, M., Barrado, E., Fernandez, J. M. & Fernandez, L. (2000). Temporal evolution of groundwater composition in an alluvial aquifer (Pisuerga River, Spain) by principal component analysis. Water Research, 34(3), pp. 807–816. DOI:10.1016/S0043-1354(99)00225-0
42. Hobot, A., Banaszak, K., Stolarska, M., Sowińska, K., Serafin, R. Stachura, A. (2012). Warunki korzystania z wód zlewni rzeki Redy (SCWP: DW1802, DW1803) – Etap 1 – Dynamiczny bilans ilościowy zasobów wodnych. Available online, accessed on 5 January 2022: http://www.rzgw.gda.pl/cms/fck/uploaded/ZGPW_rozporzadzenia/Bilansowanie%20zasob%C3%B3w_REDA.pdf (in Polish)
43. Hong, Z., Zhao, Q., Chang, J., Peng, L., Wang, S., Hong, Y., Liu, G. & Ding, S. (2020). Evaluation of water quality and heavy metals in wetlands along the yellow river in Henan province. Sustainability (Switzerland), 12(4), pp. 1–19. DOI:10.3390/su12041300
44. Hooker, K. V., Coxon, C. E., Hackett, R., Kirwan, L. E., O’Keeffe, E. & Richards, K. G. (2008). Evaluation of Cover Crop and Reduced Cultivation for Reducing Nitrate Leaching in Ireland. Journal of Environmental Quality, 37(1), pp. 138–145. DOI:10.2134/jeq2006.0547
45. IMGW Data, 2009-2015: Available online, accessed on 20 October 2020: https://danepubliczne.imgw.pl/data/dane_pomiarowo_obserwacyjne/Biuletyn_PSHM/ (in Polish)
46. IMGW Data, 2016: Available online, accessed on 20 October 2020: https://danepubliczne.imgw.pl/data/dane_pomiarowo_obserwacyjne/Biuletyn_PSHM/Biuletyn_PSHM_2016_07_(lipiec).pdf (in Polish)
47. Kalenik, M. (2014). Skuteczność oczyszczania ścieków w gruncie piaszczystym z warstwą naturalnego klinoptylolitu. Ochrona Środowiska, 36, pp. 43–48 (in Polish).
48. Kalinowska D., Wielgat P., Kolerski T. & Zima P. (2020). Model of Nutrient and Pesticide Outflow with Surface Water to Puck Bay (Southern Baltic Sea). Water 12(3), 809. DOI: 10.3390/w12030809
49. Klekot, L. (1980a). Ilościowe badania łąk podwodnych zatoki puckiej. Oceanologia, 12, pp. 125–139 (in Polish).
50. Klekot, L. (1980b). Zatoka pucka osobliwością hydrologiczną Bałtyku. Oceanologia, 12, pp. 109–123 (in Polish).
51. Korth, F.,Fry, B., Liskow, I. & Voss, M. (2013). Nitrogen Turnover during the Spring Outflows of the Nitrate-Rich Curonian and Szczecin Lagoons Using Dual Nitrate Isotopes. Marine Chemistry 154: pp. 1–11. DOI:10.1016/j.marchem.2013.04.012
52. Korzeniewski, K. (1993). Zatoka Pucka. Fundacja Rozwoju Uniwersytetu Gdańskiego.
53. Kozak, K., Ruman, M., Kosek, K., Karasiński, G., Stachnik, Ł. & Polkowska, Z. (2017). Impact of volcanic eruptions on the occurrence of PAHs compounds in the aquatic ecosystem of the southern part of West Spitsbergen (Hornsund Fjord, Svalbard). Water (Switzerland), 9(1). DOI:10.3390/w9010042
54. Krajewska, Z. & Fac-Beneda, J. (2016). Transport of Biogenic Substances in Water- Courses of Coastal Landscape Park. Journal of Elementology 21 (538): pp. 413–23. DOI:10.5601/jelem.2015.20.1.800
55. Kruk-Dowgiałło L, S. A. (2008). Gulf of Gdańsk and Puck Bay. [In:] Schiewer U (Ed) Ecology of Baltic coastal waters. Ecological studies. Vol. 197, pp. 139-165. DOI:10,1007/978-3-540-73524-3_7
56. Kumar, A. S., Reddy, A. M., Srinivas, L. & Reddy, P. M. (2014). Assessment of Surface Water Quality in Hyderabad Lakes by Using Multivariate Statistical Techniques, Hyderabad-India. Environment and Pollution, 4(2), pp. 14–23. DOI:10.5539/ep.v4n2p14
57. Kyllmar, K., Forsberg, L. S., Andersson, S. & Mårtensson, K. (2014). Small agricultural monitoring catchments in Sweden representing environmental impact. Agriculture, Ecosystems and Environment, 198, pp. 25–35. DOI:10.1016/j.agee.2014.05.016
58. La Ferla, R., Azzaro, M., Budillon, G., Caroppo, C., Decembrini, F. & Maimone, G. (2010). Distribution of the prokaryotic biomass and community respiration in the main water masses of the Southern Tyrrhenian Sea (June and December 2005). Advances in Oceanography and Limnology, 1(2), pp. 235–257. DOI:10.1080/19475721.2010.541500
59. La Ferla, R., Maimone, G., Caruso, G., Azzaro, F., Azzaro, M., Decembrini, F., Cosenza, A., Leonardi, M. & Paranhos, R. (2014). Are prokaryotic cell shape and size suitable to ecosystem characterization? Hydrobiologia, 726, pp. 65–80. DOI:10.1007/s10750-013-1752-x
60. Ling, T. Y., Soo, C. L., Liew, J. J., Nyanti, L., Sim, S. F. & Grinang, J. (2017). Application of Multivariate Statistical Analysis in Evaluation of Surface River Water Quality of a Tropical River. Journal of Chemistry, 2017. DOI:10.1155/2017/5737452
61. Lundberg, C. (2013). Eutrophication, risk management and sustainability. The perceptions of different stakeholders in the northern Baltic Sea. Marine Pollution Bulletin, 66(1–2), pp. 143–150. DOI:10.1016/j.marpolbul.2012.09.031
62. Luo, J., Ledgard, S. F. & Lindsey, S. B. (2008). A test of a winter farm management option for mitigating nitrous oxide emissions from a dairy farm. Soil Use and Management, 24(2), pp. 121–130. DOI:10.1111/j.1475-2743.2007.00140.x
63. Łysiak-Pastuszak, E., Drgas, N. & Pia̧tkowska, Z. (2004). Eutrophication in the Polish coastal zone: The past, present status and future scenarios. Marine Pollution Bulletin, 49(3), pp. 186–195. DOI:10.1016/j.marpolbul.2004.02.007
64. Massoud, M. A. (2012). Assessment of water quality along a recreational section of the Damour River in Lebanon using the water quality index. Environmental Monitoring and Assessment, 184(7), pp. 4151–4160. DOI:10.1007/s10661-011-2251-z
65. Matej-Lukowicz, K., Wojciechowska, E., Nawrot, N. & Dzierzbicka-Głowacka, L. A. (2020). Seasonal contributions of nutrients from small urban and agricultural watersheds in northern Poland. PeerJ, 8, e8381. DOI:10.7717/peerj.8381
66. Meier, H. E. M., Hordoir, R., Andersson, H. C., Dieterich, C., Eilola, K., Gustafsson, B. G., Höglund, A. & Schimanke, S. (2012). Modeling the combined impact of changing climate and changing nutrient loads on the Baltic Sea environment in an ensemble of transient simulations for 1961-2099. Climate Dynamics, 39(9–10), pp. 2421–2441. DOI:10.1007/s00382-012-1339-7
67. Michałek, M., Barańska, A., Kuczyński, T., Brzeska-Roszczyk, P., Mioskowska, M., & Tarała, A. (2021). Marine Ecosystem Protection Survey - protection plan for the Coastal Landscape Park. Wydawnictwa Wewnętrzne Instytutu Morskiego Nr WW 7367. Available online, accessed on 5 January 2022: https://pomorskieparki.pl/planyochrony/opracowanie-projektu-planu-ochrony-nadmorskiego-parku-krajobrazowego/ (in Polish)
68. Michałek, M. & Kruk-Dowgiałło, L., (2015). Management Program for Zatoka Pucka Region. Areas: Zatoka Pucka and Hel Peninsula (PLH 220032) and Zatoka Pucka (PLB220005). Wydawnictwa Wewnętrzne Instytutu Morskiego w Gdańsku WW 6855A (in Polish)
69. Nazeer, S., Ali, Z. & Malik, R. N. (2016). Water Quality Assessment of River Soan (Pakistan) and Source Apportionment of Pollution Sources Through Receptor Modeling. Archives of Environmental Contamination and Toxicology, 71(1), pp. 97–112. DOI:10.1007/s00244-016-0272-x
70. Newton, R. J. & McLellan, S. L. (2015). A unique assemblage of cosmopolitan freshwater bacteria and higher community diversity differentiate an urbanized estuary from oligotrophic Lake Michigan. Frontiers in Microbiology, 6(SEP), pp. 1–13. DOI:10.3389/fmicb.2015.01028
71. Ngang, B. U. & Agbazue, V. E. (2016). A Seasonal Assessment of Groundwater Pollution due to Biochemical Oxygen Demand, Chemical Oxygen Demand and Elevated Temperatures in Enugu Northern Senatorial District, South East Nigeria. IOSR Journal of Applied Chemistry (IOSR-JAC, 9(7), pp. 66–73. DOI:10.9790/5736-0907016673
72. Noble, R.T., Moore, D.F., Leecaster, M.K., McGee, C.D. & Weisberg, S.B. (2003). Comparison of total coliform, fecal coliform, and enterococcus bacterial indicator response for ocean recreational water quality testing. Water Res. 37, pp. 1637–1643.
73. Norland S. (1993). The relationship between biomass and volume of bacteria. [In] Cole J.J. (Ed.) Handbook of methods in aquatic microbial ecology, pp. 303–308. Lewis Publishers.
74. Novotny, V. (2003). Water quality: diffuse pollution and watershed management. John Wiley & Sons. Inc., Hoboken, New Jersey.
75. Nübel, U., Garcia-Pichel, F., Kühl, M. & Muyzer, G. (1999). Quantifying microbial diversity: morphotypes, 16S rRNA genes, and carotenoids of oxygenic phototrophs in microbial mats. Applied and Environmental Microbiology, 65(2), pp. 422–430. http://www.ncbi.nlm.nih.gov/pubmed/9925563
76. Ordinance of the Governor, 1999: Zarządzenia Nr 173/99 Wojewody Pomorskiego z dnia 30 listopada 1999r.50131_AS_5_.JPG(Dz.U. W.P. nr 131, poz. 1129), (1999) (in Polish).
77. Pastuszak, M., Kowalkowski, T., Kopiński, J., Doroszewski, A., Jurga, B. & Buszewski, B. (2018). Long-term changes in nitrogen and phosphorus emission into the Vistula and Oder catchments (Poland)—modeling (MONERIS) studies. Environmental Science and Pollution Research, 25(29), PP. 29734–29751. DOI:10.1007/s11356-018-2945-7
78. Pernthaler, J. (2017). Competition and niche separation of pelagic bacteria in freshwater habitats. Environmental Microbiology, 19(6), pp. 2133–2150. DOI:10.1111/1462-2920.13742
79. Piniewski, M., Kardel, I., Giełczewski, M., Marcinkowski, P. & Okruszko, T. (2014). Climate change and agricultural development: Adapting polish agriculture to reduce future
80. nutrient loads in a coastal watershed. Ambio, 43(5), pp. 644–660. DOI:10.1007/s13280-013-0461-z
81. Pliński, M. & Florczyk, I. (1984). Analizys of the composition and vertical distribution
82. of the macroalgae in western part of the Gulf of Gdańsk in 1979 and 1980. Oceanologia,
83. 19, pp. 101–115.
84. Posch, T., Franzoi, J., Prader, M. & Salcher, M. M. (2009). New image analysis tool to study biomass and morphotypes of three major bacterioplankton groups in an alpine lake. Aquatic Microbial Ecology, 54, pp. 113–126. DOI:10.3354/ame01269
85. Rinke, K., Kuehn, B., Bocaniov, S., Wendt-Potthoff, K., Büttner, O., Tittel, J., Schultze, M., Herzsprung, P., Rönicke, H., Rink, K., Rinke, K., Dietze, M., Matthes, M., Paul, L. & Friese, K. (2013). Reservoirs as sentinels of catchments: The Rappbode Reservoir Observatory (Harz Mountains, Germany). Environmental Earth Sciences, 69(2), pp. 523–536. DOI:10.1007/s12665-013-2464-2
86. Russell, M. J., Weller, D. E., Jordan, T. E., Sigwart, K. J. & Sullivan, K. J. (2008). Net anthropogenic phosphorus inputs: Spatial and temporal variability in the Chesapeake Bay region. Biogeochemistry, 88(3), pp. 285–304. DOI:10.1007/s10533-008-9212-9
87. Sagova-Mareckova, M., Boenigk, J., Bouchez, A., Cermakova, K., Chonova, T., Cordier, T., Eisendle, U., Elersek, T., Fazi, S., Fleituch, T., Frühe, L., Gajdosova, M., Graupner, N., Haegerbaeumer, A., Kelly, A. M., Kopecky, J., Leese, F., Nõges, P., Orlic, S., Panksep,K., Pawlowski, j., Petrusek, A., Piggott, J.J., Rusch, J.C., Salis, R., Schenk, J., Simek, K., Stovicek, A., Strand, D.A., Vasquez, M,I., Vrålstad, T., Zlatkovic, S., Zupancic, M, & Stoeck, T. (2021). Expanding ecological assessment by integrating microorganisms into routine freshwater biomonitoring. Water Research, 191 (December 2020), 116767. DOI:10.1016/j.watres.2020.116767
88. Saniewska, D., Gębka, K., Bełdowska, M., Siedlewicz, G., Bełdowski, J. & Wilman, B. (2019). Impact of hydrotechnical works on outflow of mercury from the riparian zone to a river and input to the sea. Marine Pollution Bulletin, 142 (April), pp. 361–376. DOI:10.1016/j.marpolbul.2019.03.059
89. Serajuddin, Chowdhury, A. I. & Ferdous, T. (2018). Correlation Among Some Global Parameters Describing Organic Pollutants in River Water: a Case Study. International Journal of Research -GRANTHAALAYAH, 6(7), pp. 278–289. DOI:10.29121/granthaalayah.v6.i7.2018.1308
90. Shrestha, S. & Kazama, F. (2007). Assessment of surface water quality using multivariate statistical techniques: A case study of the Fuji river basin, Japan. Environmental Modelling and Software, 22(4), pp. 464–475. DOI:10.1016/j.envsoft.2006.02.001
91. Šimek, K., Vrba, J. & Hartman, P. (1994). Size-Selective Feeding by Cyclidium sp. on Bacterioplankton and Various Sizes of Cultured Bacteria. FEMS Microbiology Ecology, 14(2), pp. 157–167.
92. Šimek, K., Nedoma, J., Znachor, P., Kasalický, V., Jezbera, J., Horňák, K. & Sed’a, J. (2014). A finely tuned symphony of factors modulates the microbial food web of a freshwater reservoir in spring. Limnology and Oceanography, 59(5), pp. 1477–1492. DOI:10.4319/lo.2014.59.5.1477
93. Świątecki, A. (1997). Application of bacteriological indicators in the assessment of surface waters. WSP Olsztyn. (in Polish)
94. Tanentzap, A. J., Fitch, A., Orland, C., Emilson, E. J. S., Yakimovich, K. M., Osterholz, H. & Dittmar, T. (2019). Chemical and microbial diversity covary in fresh water to influence ecosystem functioning. Proceedings of the National Academy of Sciences of the United States of America, 116(49), pp. 24689–24695. DOI:10.1073/pnas.1904896116
95. Vahtera, E., Conley, D. J., Gustafsson, B. G., Kuosa, H., Pitkänen, H., Savchuk, O. P., Tamminen, T., Viitasalo, M., Voss, M., Wasmund, N. & Wulff, F. (2007). Internal ecosystem feedbacks enhance nitrogen-fixing cyanobacteria blooms and complicate management in the Baltic Sea. Ambio, 36(2–3), pp. 186–194. DOI:10.1579/0044-7447(2007)36[186:IEFENC]2.0.CO;2
96. Węsławski, J. M., Kryla-Straszewska, L., Piwowarczyk, J., Urbański, J., Warzocha, J., Kotwicki, L., Włodarska-kowalczuk, M. & Wiktor, J. (2013). Habitat modelling limitations – Puck Bay, Baltic Sea – a case study. Oceanologia, 55(1), pp. 167–183. DOI:10.5697/oc.55-1.167
97. Węsławski, J. M., Warzocha, J., Bradtke, K., Kryla, L., Tatarek, A., Kotwicki, L. & Piwowarczyk, J. (2009). Biological valorisation of the southern Baltic Sea (Polish Exclusive Economic Zone). Oceanologia, 51(3), pp. 415–435.
98. Wielgat, P., Kalinowska, D., Szymkiewicz, A., Zima, P., Jaworska-Szulc, B., Wojciechowska, E., Nawrot, N., Matej-Lukowicz, K. & Dzierzbicka-Glowacka, L. A. (2021). Towards a multi-basin SWAT model for the migration of nutrients and pesticides to Puck Bay (Southern Baltic Sea). PeerJ, 9, pp. 1–26. DOI:10.7717/peerj.10938
99. Wojciechowska, E., Nawrot, N., Matej-Łukowicz, K., Gajewska, M. & Obarska-Pempkowiak, H. (2019a). Seasonal changes of the concentrations of mineral forms of nitrogen and phosphorus in watercourses in the agricultural catchment area (Bay of Puck, Baltic Sea, Poland). Water Science and Technology: Water Supply, 19(3), pp. 986–994. DOI:10.2166/ws.2018.190
100. Wojciechowska, E., Pietrzak, S., Matej-Łukowicz, K., Nawrot, N., Zima, P., Kalinowska, D., Wielgat, P., Obarska-Pempkowiak, H., Gajewska, M., Dembska, G., Jasiński, P., Pazikowska-Sapota, G., Galer-Tatarowicz, K. & Dzierzbicka-Głowacka, L. (2019b). Nutrient loss from three small-size watersheds in the southern Baltic Sea in relation to agricultural practices and policy. Journal of Environmental Management, 252 (May). DOI:10.1016/j.jenvman.2019.109637
101. Wojtusiak, R. J. (1950). In the sea. Państwowe Zakłady Wydawnictw Szkolnych. (in Polish)
102. Wołowicz, M., Kotwicki, S. & Geringer d’Odenberg, M. (1993). Many years of changes in the biocenosis of the Bay of Puck in the area of the mouth of the sewage treatment plant in Swarzewo. [In] Korzeniewski, K. (Ed.), Puck Bay (pp. 510–519). Fundacja Rozwoju Uniwersytetu Gdańskiego (in Polish).
103. Wulff, F., Humborg, C., Andersen, H. E., Blicher-Mathiesen, G., Czajkowski, M., Elofsson, K., Fonnesbech-Wulff, A., Hasler, B., Hong, B., Jansons, V., Mörth, C. M., Smart, J. C. R., Smedberg, E., Stålnacke, P., Swaney, D. P., Thodsen, H., Was, A. & Zylicz, T. (2014). Reduction of Baltic Sea nutrient inputs and allocation of abatement costs within the Baltic Sea catchment. Ambio, 43(1), pp. 11–25. DOI:10.1007/s13280-013-0484-5
104. Zaborska, A., Siedlewicz, G., Szymczycha, B., Dzierzbicka-Głowacka, L. & Pazdro, K. (2019). Legacy and emerging pollutants in the Gulf of Gdańsk (southern Baltic Sea) – loads and distribution revisited. Marine Pollution Bulletin, 139(November 2018), pp. 238–255. DOI:10.1016/j.marpolbul.2018.11.060
105. Zalewska, T., Woroń, J., Danowska, B. & Suplińska, M. (2015). Temporal changes in Hg, Pb, Cd and Zn environmental concentrations in the southern Baltic Sea sediments dated with 210Pb method. Oceanologia, 57(1), pp. 32–43. DOI:10.1016/j.oceano.2014.06.003
106. Zalidis, G., Stamatiadis, S., Takavakoglou, V., Eskridge, K. & Misopolinos, N. (2002). Impacts of agricultural practices on soil and water quality in the Mediterranean region and proposed assessment methodology. Agriculture, Ecosystems and Environment, 88(2), pp. 137–146. DOI:10.1016/S0167-8809(01)00249-3