Limnological Papers, Vol. 5 (2010)

We are pleased to inform you that Acta Universitatis Nicolai Copernici - Limnological Papers slightly changed its name and will be continued as Limnological Papers. Journal`s appearance and its layout changed but its charakter and scope remains. Instructions for authors and other information are presented on the last pages of this issue.

From the editors /7
ANDRZEJ KENTZER, MACIEJ OPERACZ, The content of phosphorus and its biologically available fractions in the sediments from flow-through lakes of the Wel River /9
PAWEŁ NAPIÓRKOWSKI, KRZYSZTOF ŚLEBIODA, ANDRZEJ KENTZER, Evaluation of the quality of waters flowing into the Vistula River at the longitude of the city
of Toruń by means of biotests with the use of Artemia salina and Hydra attenuate / 17
MARZENA KUSZTAŁA, EWA DZIKA, MAGDALENA DZIKOWIEC, WOJCIECH MARCHLIK, KATARZYNA KUBIAK, JACEK TUNOWSKI, ANDRZEJ KRASZEWSKI, Parasites of vendance Coregonus albula (L.) from lakes in the drainage basin of the Łyna River (Northern Poland) /27
GRZEGORZ RADTKE, Emergence of brown trout (Salmo trutta m. lacustris L.) fry from artificial redds in the Trzebiocha stream (Northern Poland) /39
JOANNA CIEŚLEWICZ, MACIEJ OPERACZ, Heterogeneity in properties of bottom sediments in selected lakes of the Wel Landscape Park /49

Notes to Authors /60

Giziński Andrzej