Chronic effects of short-term contamination with the pyrethroid insecticide fenvalerate on the caddisfly Limnephilus lunatus Mathias LiessRalf Schulz OriginalPaper Pages: 99 - 106
Impact of long-term alternations of discharge and spate on the chironomid community in the lowland Widawka River (Central Poland) Maria GrzybkowskaAlina TemechMałgorzata Dukowska OriginalPaper Pages: 107 - 115
The role of phytoplankton in the removal of arsenic by sedimentation from surface waters M. S. FayeM. L. Diamond OriginalPaper Pages: 117 - 123
Multi-scale spatial pattern of recruitment in the barnacles Semibalanus cariosus at fishing ports on the Kameda peninsula, southern Hokkaido, Japan Takashi NodaShigeru Nakao OriginalPaper Pages: 125 - 130
Cross frontal variability in hydrological and biological structures observed in a river plume area (Rhône mouth, NW Mediterranean Sea) Raymond GaudyMicheline BianchiYenise Soto OriginalPaper Pages: 131 - 140
Effects of aquatic insect predators on zooplankton in fishless ponds Brian R. HerwigDaniel E. Schindler OriginalPaper Pages: 141 - 147
Karyotypes of Cerastoderma glaucum (Bivalvia) from Baltic and Mediterranean populations Catherine Thiriot-QuiévreuxMaciej Wolowicz OriginalPaper Pages: 149 - 155
Effects of zebra mussel (Dreissena polymorpha) density on the survival and growth of juvenile fathead minnows (Pimephales promelas): implications for North American river fishes Cecil A. Jennings OriginalPaper Pages: 157 - 161
Aquatic snails of the Bulinus africanus group in Zambia identified according to morphometry and enzymes D. S. BrownD. Rollinson OriginalPaper Pages: 163 - 177
On Lecane tanganyikae new species (Rotifera: Monogononta, Lecanidae) Hendrik SegersDeo Baribwegure OriginalPaper Pages: 179 - 182