Studies on decomposition ofCeratophyllum demersum litter under laboratory and field conditions: losses of dry mass and nutrients, qualitative changes in organic compounds and consequences for ambient water and sediments Elly P. H. BestJ. H. A. DassenG. Wiegers OriginalPaper Pages: 91 - 114
Grazing and assimilation rates of natural populations of planktonic rotifersKeratella cochlearis, Keratella quadrata andKellicottia longispina in a eutrophic lake (Aydat, France) Nicole LairH. Oulad Ali OriginalPaper Pages: 119 - 131
Adaptations of macrophytes to life in moving water: upslope limits and mechanical properties of stems Carol A. BrewerMichael Parker OriginalPaper Pages: 133 - 142
Local and temporal variations in essential elements and agar of the marine algaePterocladia capillacea A. L. M. GeyerJ. C. MoreiraA. J. Curtius OriginalPaper Pages: 143 - 148
Daphnia (Ctenodaphnia) hispanica sp. nov., a new daphnid (Cladocera) from Spain S. M. GlagolevM. Alonso OriginalPaper Pages: 149 - 162
Seasonal absence of fishes in tidepools of a boreal environment (Maine, USA) John R. Moring OriginalPaper Pages: 163 - 168
Why is the stream fauna of south-western Australia so impoverished? Stuart E. BunnPeter M. Davies OriginalPaper Pages: 169 - 176
