[BIRK S., BONNE W., BORJA A., BRUCET S., COURRAT A., POIKANE S., SOLIMINI A. G., van de BUND W., ZAMPOUKAS N., HERING D. 2012. Three hundred ways to assess Europe’s surface waters: an almost complete overview of biological methods to implement the Water Framework Directive. Ecological Indicators 18: 31-41.10.1016/j.ecolind.2011.10.009]Search in Google Scholar
[BLUKACZ E. A., SHUTER B. J., SPRULES W. G. 2009. Towards understanding the relationship between wind conditions and plankton patchiness. Limnol. Oceanogr. 54, 5: 1530 – 1540.]Search in Google Scholar
[BORICS G., NAGY L., MIRON S., GRIGORSZKY I., LASZLO-NAGY Z., LUKACS B.A., TOTH L., VARBIRO G. 2013. Which factors affect phytoplankton biomass in shallow, eutrophic lakes? Hydrobiologia 714: 93-104.]Search in Google Scholar
[BRETTUM P. 1989. Algen als Indikatoren für die Gewässerqualität in norwegischen Binnenseen Norsk institutt for vannforskning (NIVA), Oslo, Norway.]Search in Google Scholar
[CALLIERI C., STOCKNER Ch. 2012. Freshwater autotrophic picoplankton; a review. J. Limnol. 61: 1–14.10.4081/jlimnol.2002.1]Search in Google Scholar
[CARLSON R. C. 1977. A trophic state index for lakes. Limnology and Oceanography 22: 361-369.10.4319/lo.1977.22.2.0361]Search in Google Scholar
[CARVALHO L., POIKANE S., LYCHE SOLHEIM A., PHILLIPS G., BORICS G., CATALAN J., DE HOYOS C., DRAKARE S., DUDLEY B. J., JARVINEN M., LAPLACE-TREYTURE C., MAILEHT K., MCDONALD C., MISCHKE U., MOE J., MORABITO G., NÕGES P., NÕGES T., OTT I., PASZTALENIEC A., SKJELBRED B., THACKERAY S. J. 2013a. Strength and uncertainty of phytoplankton metrics for assessing eutrophication impacts in lakes. Hydrobiologia 704:127–140.10.1007/s10750-012-1344-1]Search in Google Scholar
[CARVALHO L., MCDONALD C., DE HOYOS C., MISCHKE U., PHILLIPS G., BORICS G., POIKANE S., SKJELBRED B., LYCHE SOLHEIM A., VAN WICHELEN J., CARDOSO A. C. 2013. Sustaining recreational quality of European lakes: minimizing the health risks from algal blooms through phosphorus control. Journal of Applied Ecology 50, 2: 315-323.]Search in Google Scholar
[DE HOYOS C., CATALAN J., DÖRFLINGER G., FERREIRA J., KEMITZOGLOU D., LAPLACE-TREYTURE Ch., LÓPEZ J. P., MARCHETTO A., MIHAIL O., MORABITO G., POLYKARPOU P., ROMĂO F., TSIAOUSSI V. 2014. Water Framework Directive Intercalibration Technical Report. Mediterranean Lake Phytoplankton ecological assessment methods. European Commission, Joint Research Centre, Luxembourg: Publications Office of the European Union, 65 pp.]Search in Google Scholar
[DODSON S. I., ARNOTT S. E., COTTINGHAM K. L. 2000. The relationship in lake communities between primary productivity and species richness. Ecology, 81, 2662–2679.]Search in Google Scholar
[DOKULIL M. T., PADISÁK J. 1994. Long-term compositional response of phytoplankton in a shallow, turbid environment, Neusiedlersee, Austria/Hungary. Hydrobiologia 275/276:125-137.10.1007/BF00026705]Search in Google Scholar
[DOKULIL M. T., TEUBNER K., GREISBERGER M. 2005. Typenspezifische Referenzbedin-gungen für die integrierende Bewertung des ökologischen Zustandes stehender Gewässer Österreichs gemäß der EU-Wasserrahmenrichtlinie. Modul 1: Die Bewertung der Phytoplanktonstruktur nach dem Brettum-Index. Projektstudie Phase 3, Abschlussbericht. Unpublizierter Bericht im Auftrag des Bundesministeriums für Land- und Forstwirtschaft, Umwelt und Wasserwirtschaft, Wien.]Search in Google Scholar
[DOKULIL M. T., TEUBNER K. 2006. Bewertung der Phytoplanktonstruktur stehender Gewässer gemäß der EU-Wasserrahmenrichtlinie: Der modifizierte Brettum-Index. - Dt. Ges. Limnol. (DGL), Tagungsbericht 2005 (Karlsruhe), 356-360, Werder.]Search in Google Scholar
[DOMINIGUES R. B., BARBOSA A., GALVÃO H. 2008. Constraints on the use of phytoplankton as a biological quality element within the Water Framework Directive in Portuguese waters. Mar. Pollut. Bull. 56, 8:1389-1395.10.1016/j.marpolbul.2008.05.00618589457]Search in Google Scholar
[EC 2000. Directive 2000/60 of the European Parliament and the Council of 23 October 2000 establishing a framework for community action in the field of water policy. OJEC L 327/1.]Search in Google Scholar
[ELORANTA P. 1986. Phytoplankton structure in different lake types in central Finland. Holarctic Ecology, 9: 214-224.]Search in Google Scholar
[FELIP M., CATALAN J. 2000. The relationship between phytoplankton biovolume and chlorophyll in a deep oligotrophic lake: decoupling in their spatial and temporal maxima, Journal of Plankton Research 22, 1: 91-105.]Search in Google Scholar
[FREE G., LITTLE R., TIERNEY D., DONNELLY K., CARONI R. 2006. A reference based typology and ecological assessment system for Irish lakes. Preliminary investigations. Wexford, Ireland, 266 pp..]Search in Google Scholar
[FÖLSTER J., JOHNSON R. K., FUTTER M. N., WILANDER A. 2014. The Swedish monitoring of surface waters: 50 years of adaptive monitoring. Ambio. 43(Suppl 1): 3–18.10.1007/s13280-014-0558-z423593525403966]Search in Google Scholar
[HILLBRICHT-ILKOWSKA A., KAJAK Z. 1986. Parameters and indices useful in controlling functional and structural changes in lakes undergoing eutrophication – In: Monitoring of lake ecosystems (Ed.) A. Hillbricht-Ilkowska, Zesz. Nauk. PAN „Człowiek i Środowisko”, Wrocław, Warszawa, Kraków, Gdańsk, Łódź, 23-45. (in Polish, English summary)]Search in Google Scholar
[HONTI M., ISTVÁNOVICS V., OSZTOICS A. 2007. Stability and change of phytoplankton communities in a highly dynamic environment - the case of large, shallow Lake Balaton (Hungary). Hydrobiologia 581: 225–240.]Search in Google Scholar
[HÖRNSTRÖM E. 1981. Trophic characterization of lakes by means of qualitative phytoplankton analysis. Limnologica 13, 2: 249-261.]Search in Google Scholar
[HUISMAN J., MATTHIJS P. M., VISSER P. M. (eds) 2005. Harmful cyanobacteria. Springer SBM, Heidelberg, 243 pp.10.1007/1-4020-3022-3]Search in Google Scholar
[HUTCHINSON G. E. 1944. Limnological studies in Connecticut. VII. A critical examination of the supposed relationship between phytoplankton periodicity and chemical changes in lake waters. Ecology 26: 3-26.10.2307/1930759]Search in Google Scholar
[HUTOROWICZ A., PASZTALENIEC A. 2014. Phytoplankton metric of ecological status assessment for Polish Lakes and its performance along nutrient gradients. Pol. J. Ecol. 62: 525–542.10.3161/104.062.0312]Search in Google Scholar
[JÄRNEFELT H. 1952. Plankton als Indikator der Trophiegruppen der Seen. – Annales Academia Scientarium Fennica A IV. Biology 18: 1–29.]Search in Google Scholar
[JÄRNEFELT H. 1956. Zur Limnologie einiger Gewässer Finnlands. XVI. Mit besonderer Berücksichtigung des Planktons. Ann. Zool. Soc. ‘Vancimo’ 17: 1–201.]Search in Google Scholar
[KASPRZAK P., PADISÁK J., KOSCHEL R., KRIENITZ L., GERVAIS F. 2008. Chlorophyll a concentration across a trophic gradient of lakes: An estimator of phytoplankton biomass. Limnologica, 38: 327–338.10.1016/j.limno.2008.07.002]Search in Google Scholar
[KAWECKA B., ELORANTA P. 1994. Zarys ekologii glonów wód słodkich i środowisk lądowych. Wydawnictwo Naukowe PWN, Warszawa, 252 pp.]Search in Google Scholar
[KRATZER Ch. R., BREZONIK P. L. 1981. A Carlson-type trophic state index for nitrogen in Florida lakes. Water Resources Bulletin17, 4: 713-715.]Search in Google Scholar
[KUDELSKA D., CYDZIK D., SOSZKA H. 1983. System oceny jakości jezior. Instytut Kształtowania Środowiska, Warszawa, 44 pp.]Search in Google Scholar
[KUDELSKA D., SOSZKA H., CYDZIK D. 1997. Polish practice in lake quality assessment. In: Freshwater Quality: Defining the Indefinable? Edit. Boon P. J., Howell D. L. Scottish Natural Heritage, Edinburgh, 149-154.]Search in Google Scholar
[KUFEL L. 1999. Dimictic versus polymictic masurian lakes: similarities and differences in chlorophyll-nutrients–SD relationships. Hydrobiologia 408/409: 389–394.10.1023/A:1017067406035]Search in Google Scholar
[LAMPERT W., SOMMER U. 2001. Ekologia wód śródlądowych. Wydawnictwo Naukowe PWN, Warszawa, 415 pp.]Search in Google Scholar
[LYCHE SOLHEIM A., FELD C. K., BIRK S., PHILLIPS G., CARVALHO L., MORABITO G., MISCHKE U., WILLBY N., SØNDERGAARD M., HELLSTEN S., KOLADA A., MJELDE M., BÖHMER J., MILER O., PUSCH M., ARGILLIER C., JEPPESEN E., LAURIDSEN T., POIKANE S. 2013. Ecological status assessment of European lakes: a comparison of metrics for phytoplankton, macrophytes, benthic invertebrates and fish. Hydrobiologia 704: 57-74.]Search in Google Scholar
[LYCHE SOLHEIM A., PHILLIPS G., DRAKARE S., FREE G., JÄRVINEN M., SKJELBRED B., TIERNEY D., TRODD W. 2014. Water Framework Directive Intercalibration Technical Report. Northern Lake Phytoplankton ecological assessment methods. European Commission, Joint Research Centre, Luxembourg: Publications Office of the European Union, 254 pp.]Search in Google Scholar
[MALONE T. C. 1980. Algal size, In Morris (ed.), The Physiological Ecology of Phytoplankton. Blackwell Scientific Publications, Oxford, 433-463.]Search in Google Scholar
[MENAY M., LAPLACE-TREYTURE C. 2011. Ecological status assessment of French water bodies: the phytoplankton index of lakes – IPLAC. Method description. Version 1. 16 p.]Search in Google Scholar
[MISCHKE U., RIEDMÜLLER U., HOEHN E. SCHÖNFELDER I., NIXDORF B. 2008. Description of the German system for phytoplankton-based assessment of lakes for implementation of the EU Water Framework Directive (WFD). In: Gewässerreport 10, Edit. Mischke, U., Nixdorf B., Aktuelle Reihe 2/2008 ISBN 978-3-940471-06-2: 117-146 p., University Cottbus. Link: http://opus.kobv.de/btu/volltexte/2009/953/]Search in Google Scholar
[MISCHKE U., CARVALHO L., MCDONALD C., SKJELBRED B., LYCHE SOLHEIM A., PHILLIPS G., DE HOYOS C., BORICS G., MOE J., PAHISSA J. 2011. Deliverable D3. 1-2: Report on phytoplankton bloom metrics. Project WISER. 48pp. link: www.igb-berlin.de/IGB-Publikationen/Mischke_2011_r_WISER.pdf]Search in Google Scholar
[NAUMANN E. 1919. Aspects on the ecology of limnoplankton with special focus on phytoplankton. Svensk Bot. Tidskr 13:51–58. (In Swedish)]Search in Google Scholar
[NIXDORF B., HOEHN E., RIEDMÜLLER U., MISCHKE U., SCHÖNFELDER I. 2010. III-4.3.1. Probenahme und Analyse des Phytoplanktons in Seen und Flüssen zur ökologischen Bewertung gemäß der EU-WRRL. In: Handbuch Angewandte Limnologie – 27. Erg.Lfg. 4, 10: 1-24. ISBN 3-527-32131.]Search in Google Scholar
[MOSS B. 2007. Shallow lakes, the water framework directive and life. What should it all be about? Hydrobiologia, 584: 381-394.]Search in Google Scholar
[NÕGES P., NÕGES T. 2006. Indicators and criteria to assess ecological status of the large temperate polymictic lakes Peipsi (Estonia/Russia) and Võrtsjõrv (Estonia). Boreal Environment Research 11: 67-80.]Search in Google Scholar
[NYGAARD G. 1949. Hydrobiological studies on some Danish ponds and lakes II. The quotient hypothesis on some new or little known phytoplankton organisms. Det Kongelige Danske Videnskabernes Selskab 7: 293 pp.]Search in Google Scholar
[OECD, Organization for Economic Cooperation and Development, 1982. Eutrophication of waters: monitoring, assessment and control. OECD. Paris.]Search in Google Scholar
[OTT I., KÕIV T., NÕGES P., KISAND A., JÄRVALT A., KIRT E. 2005. General description of partly meromictic hypertrophic Lake Verevi, its ecological status, changes during the past eight decades and restoration problems. Hydrobiologia 547:1-20.10.1007/s10750-005-4138-x]Search in Google Scholar
[OTT I., LAUGASTE R. 1996. Fütoplanktoni koondindeks (FKI), üldistus Eesti järvede kohta. Eesti Keskkonnaministeeriumi infoleht 3: 7–8.]Search in Google Scholar
[PADISÁK, J., BORICS G., GRIGORSZKY I., SORÓCZKI-PINTÉR E. 2006. Use of phytoplankton assemblages for monitoring ecological status of lakes within the Water Framework Directive: the assemblage index. Hydrobiologia 553: 1-14.10.1007/s10750-005-1393-9]Search in Google Scholar
[PEARSAL W. H. 1932. Phytoplankton in the English lakes. II. The composition of the phytoplankton in relation to dissolved substances. J. Ecol. 20: 241-262.10.2307/2256077]Search in Google Scholar
[PHILLIPS G., LYCHE SOLHEIM A., SKJELBRED B., MISCHKE U., DRAKARE S., FREE G. JÄRVINEN M., DE HOYOS C., MORABITO G., POIKANE S., CARVALHO L. 2013. A phytoplankton trophic index to assess the status of lakes for the Water Framework Directive. Hydrobiologia 704, 1: 75-95.]Search in Google Scholar
[PHILLIPS G., FREE G., KAROTTKI I., LAPLACE-TREYTURE Ch., MAILEHT K., MISCHKE U., OTT I., PASZTALENIEC A., PORTIELJE R., SØNDERGAARD M., TRODD W., VAN WICHELEN J. 2014. Water Framework Directive Intercalibration Technical Report. Northern Lake Phytoplankton ecological assessment methods. European Commission, Joint Research Centre, Luxembourg: Publications Office of the European Union, 186 pp.]Search in Google Scholar
[POBEL D., ROBIN J., HUMBERT J.-F. 2011. Influence of sampling strategies on monitoring of cyanobacteria in shallow lakes Lessons from a case study in France. Water Research 45: 1005-1014.10.1016/j.watres.2010.10.01121074238]Search in Google Scholar
[POIKANE S., ALVES M., ARGILLIER C., VAN DEN BERG M., BUZZI F., HOEHN E., DE HOYOS C., KAROTTKI I., LAPLACE-TREYTURE C., LYCHE SOLHEIM A., ORTIZ-CASAS J., OTT I., PHILLIPS G., PILKE A., PÁDUA J., REMEC-REKAR S., RIEDMÜLLER U., SCHAUMBURG J., SERRANO M. L., SOSZKA H., TIERNEY D., URBANIC G., WOLFRAM G. 2010. Defining chlorophyll a reference conditions in European lakes. Environmental Management 45: 1286–1298.10.1007/s00267-010-9484-4288530020401659]Search in Google Scholar
[PTACNIK R., SOLIMINI A., BRETTUM P. 2009. Performance of a new phytoplankton composition metric along a eutrophication gradient in Nordic lakes. Hydrobiologia 633: 75-82.10.1007/s10750-009-9870-1]Search in Google Scholar
[REYNOLDS C. S. 1980. Phytoplankton assemblages and their periodicity in stratifying lake ecosystems. Holarctic Ecology 3: 141-159.10.1111/j.1600-0587.1980.tb00721.x]Search in Google Scholar
[REYNOLDS C. S. 1984. Phytoplankton periodicity: interactions of form, function and environmental variability. Freshwater Biology 14:111-142.10.1111/j.1365-2427.1984.tb00027.x]Search in Google Scholar
[REYNOLDS C. S. 2000. Understanding the assembly of phytoplankton in relation to the trophic spectrum: where are we now? Hydrobiologia 424: 147-152.10.1007/978-94-017-3488-2_14]Search in Google Scholar
[REYNOLDS C. S. 2006. Ecology of phytoplankton. Cambridge University Press, 535 pp.10.1017/CBO9780511542145]Search in Google Scholar
[ROSÉN G. 1981. Phytoplankton indicators and their relations to certain chemical and physical factors. Limnologica 13: 2263–2290.]Search in Google Scholar
[ROTT H. E. 1984. Phytoplankton as biological parameter for the trophic characterization of lakes. Verh. int. Ver. Limnol. 22: 1078-1085.10.1080/03680770.1983.11897441]Search in Google Scholar
[SALMASO N., MORABITO G., BUZZI F., GARIBALDI L., MARCO M., MOSELLO R. 2006. Phytoplankton as an indicator of the water quality of the deep lakes south of the Alps. Hydrobiologia 563: 167-187.10.1007/s10750-005-0003-1]Search in Google Scholar
[SAND-JENSEN K., SØNDERGAARD M. 1981. Phytoplankton and epiphyte development and their shading effect on submerged macrophytes in lakes of different nutrient status. Internationale Revue Der Gesamten Hydrobiologie 66: 529-552.10.1002/iroh.19810660406]Search in Google Scholar
[SEPA 2010. Status, potential and quality requirements for lakes, watercourses, coastal and transitional waters – A handbook on how quality requirements in bodies of surface water can be determined and monitored. Swedish Environmental Protection Agency Handbook 2007 4: 62 pp.]Search in Google Scholar
[SOMMER U., GLIWICZ Z. M., LAMPERT W., DUNCAN A. 1986. The PEG-model of seasonal succession of planktonic events in freshwaters. Archiv für Hydrobiologie 106: 433-471.10.1127/archiv-hydrobiol/106/1986/433]Search in Google Scholar
[SØNDERGAARD M., LARSEN S. E., JORGENSEN T. B., JEPPESEN E. 2011. Using chlorophyll a and cyanobacteria in the ecological classification of lakes. Ecological Indicators 11: 1403-1412.10.1016/j.ecolind.2011.03.002]Search in Google Scholar
[SPODNIEWSKA I. 1978. Phytoplankton as the indicator of lake eutrophication. I. Summer situation in 34 Masurian lakes in 1973. Ecol. Pol. 26: 53-70.]Search in Google Scholar
[THIENEMANN A. 1918. Lebensgemeinschaft und Lebens-raum. Naturwissenschaftliche Wochenschrift, Neue Folge 17: 281–290, 297–303.]Search in Google Scholar
[TRIFONOVA I.S. 1989. Changes in community structure and productivity of phytoplankton as indicators of lake and reservoir eutrophication. Arch. Hydrobiol. Beih. 33: 363-371.]Search in Google Scholar
[THUNMARK S. 1945. Zur Soziologie des Süßsswasserplanktons. Eine methodisch ökologische Studie. Folia Limnologica Skandinvaica 3: 1–66.]Search in Google Scholar
[UTERMÖHL H. 1958. Zur Vervollkommnung der quantitativen Phytoplankton-Methodik. Internationale Vereinigung für theoretishe und angewandte Limnologie, Mitteilungen, 9: 1-38.]Search in Google Scholar
[VALLENTYNE J. R., BEETON A. M. 1988. The ‘Ecosystem’ Approach to Managing Human Uses and Abuses of Natural Resources in the Great Lakes Basin. Environment Conservation 15: 58-62.10.1017/S0376892900028460]Search in Google Scholar
[VOLLENWEIDER R. A. 1968. Scientific fundamentals of the eutrophication of lakes and flowing waters, with particular reference to nitrogen and phosphorus as factors in eutrophication. DAS/CSIO/68.27, OECD, Paris, 192 pp.]Search in Google Scholar
[VÖRÖS L., CALLIERI C., BALOGH K. V., BERTONI R. 1998. Freshwater picocyanobacteria along a trophic gradient and light quality range. Hydrobiologia 369/370: 117-125.10.1023/A:1017026700003]Search in Google Scholar
[VUORI K. M., MITIKKA S., VUORISTO H. (eds) 2010. Guidance on ecological classification of surface waters in Finland. Part I: Reference conditions and classification criteria, Part II: Environmental impact assessment. Environmental Administration Guidelines 3/2009. 120 pp. (in Finnish with English abstract).]Search in Google Scholar
[WILLÉN E. 1979. Water quality and phytoplankton in two large Swedish lakes. Acta Bot. Fenn. 110: 81–85.]Search in Google Scholar
[WILLÉN E. 2007. Växtplankton i sjöar, Bedömningsgrunder, Institutionen för Miljöanalys, Rapport 2007: 6.]Search in Google Scholar
[WOLFRAM G., ARGILLIER C., DE BORTOLI J., BUZZI F., DALMIGLIO A., DOKULIL M. T., HOEHN E., MARCHETTO A., MARTINEZ P. J., MORABITO G., REICHMANN M., REMEC-REKAR Š., RIEDMÜLLER U., RIOURY C., SCHAUMBURG J., SCHULZ L., URBANIČ G. 2009. Reference conditions and WFD compliant class boundaries for phytoplankton biomass and chlorophyll-a in Alpine lakes. Hydrobiologia 633: 45–58.10.1007/s10750-009-9875-9]Search in Google Scholar
[WOLFRAM G., BUZZI F., DOKULIL M., FRIEDL M., HOEHN E., LAPLACE-TREYTURE Ch., MENAY M., MARCHETTO A., MORABITO G., REICHMANN M., REMEC-REKAR Š., RIEDMÜLLER U., URBANIČ G. 2014. Water Framework Directive Intercalibration Technical Report. Alpine Lake Phytoplankton ecological assessment methods European Commission, Joint Research Centre, Luxembourg: Publications Office of the European Union, 65 pp.]Search in Google Scholar
[WOLFRAM G., DONABAUM K., DOKULIL M. T. 2011. Bewertung des ökologischen Zu-standes des Neusiedler Sees anhand des Biologischen Qualitätselements Phytoplankton. Un-publizierter Bericht im Auftrag des Bundesministeriums für Land- und Forstwirtschaft, Umwelt und Wasserwirtschaft, Wien, 63 pp. Bericht-Nr. 09/017-B01.]Search in Google Scholar