Articles

• The European Union Water Framework Directive and the ecological status assessment of inland waters          [ORIGINAL ARTICLE]

  Andrzej Hutorowicz, Agnieszka Napiórkowska-Krzebietke

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• Phytoplankton dominance structure and abundance as indicators of the trophic state and ecological status of Lake Kortowskie (northeast Poland) restored with selective hypolimnetic withdrawal          [RESEARCH ARTICLE]

  Bożena Jaworska, Julita Dunalska, Dorota Górniak, Magdalena Bowszys

  7-15

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• Phytoplankton composition and physicochemical properties in Lake Swarzędzkie (midwestern Poland) during restoration: Preliminary results          [RESEARCH ARTICLE]

  Anna Kozak, Katarzyna Kowalczewska-Madura, Ryszard Gołdyn, Anna Czart

  17-28

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• Phytoplankton in an ecological status assessment of the vendace-type Lake Dejguny (northeastern Poland)          [RESEARCH ARTICLE]

  Agnieszka Napiórkowska-Krzebietke, Andrzej Hutorowicz

  29-40

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• Vertical distribution of cyanobacteria biomass and cyanotoxin production in the polymictic Siemianówka Dam Reservoir (eastern Poland)          [RESEARCH ARTICLE]

  Magdalena Grabowska, Hanna Mazur-Marzec

  41-51

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• Diatoms of the lower Vistula River phytoseston          [RESEARCH ARTICLE]

  Ewa Dembowska

  53-67

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• Gastropods and periphytic algae relationships in the vicinity of a small hydroelectric plant on the Pasłęka River in northeast Poland          [RESEARCH ARTICLE]

  Elżbieta Zębek, Urszula Szymańska

  69-80

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• Phytoplankton of artificial ecosystems – an attempt to assess water quality          [RESEARCH ARTICLE]

  Agnieszka Napiórkowska-Krzebietke

  81-96

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