Population dynamics and production of the freshwater snail Chilina gibbosa Sowerby 1841 (Chilinidae, Pulmonata) in a North-Patagonian reservoir Andrea S. BosniaFrancisco J. KaisinAlejandro Tablado OriginalPaper 01 February 1990 Pages: 97 - 110
The ciliated protozoa of the monomictic Lake Kinneret (Israel): species composition and distribution during stratification Paolo Madoni OriginalPaper 01 February 1990 Pages: 111 - 120
Some observations on seasonal variation of radio-Cesium contamination in trout (Salmo trutta L.) and arctic char (Salvelinus alpinus (L.)) in a Norwegian lake after the Chernobyl fall-out K. LønvikJ. I. Koksvik OriginalPaper 01 February 1990 Pages: 121 - 125
Seasonality of planktonic ciliated protozoa in 20 subtropical Florida lakes of varying trophic state John R. BeaverThomas L. Crisman OriginalPaper 01 February 1990 Pages: 127 - 135
Toxicité aigüe et bioconcentration du lindane et de la deltaméthrine par les tetards de Rana temporaria et les gambusies (Gambusia affinis) Eric Thybaud OriginalPaper 01 February 1990 Pages: 137 - 145
A new technique for long preservation of 14C-labelled Cladocerans Spiros Mourelatos OriginalPaper 01 February 1990 Pages: 147 - 154
Postembryonic development of Phyllodiaptomus blanci (Guerne & Richard, 1896) (Copepoda, Calanoida) Y. Ranga ReddyC. Rama Devi OriginalPaper 01 February 1990 Pages: 155 - 170
Larval and post-larval development of the purse crab Philyra globosa (Fabricius, 1888) (Decapoda : Brachyura : Leucosiidae) reared in the laboratory T. KrishnanT. Kannupandi OriginalPaper 01 February 1990 Pages: 171 - 182