Salinity tolerance of three ostracode species (Crustacea:Ostracoda) of Iberian saline lakes Luis SantamaríaJesús BalsaCarlos Montes OriginalPaper Pages: 89 - 98
Bioassay for phosphate demand in phytoplankton from acidified lakes: Lake Njupfatet, an example of phosphate deficiency induced by liming Annette PetterssonPeter Blomqvist OriginalPaper Pages: 99 - 110
Scanning electron microscope study of epidermal surface of six ectosymbiotic Temnocephala species (Platyhelminthes) from Argentina María Cristina Damborenea OriginalPaper Pages: 111 - 118
Impact of a nuclear power plant on water quality of Embalse del Río Tercero Reservoir, (Córdoba, Argentina) Aldo A. MariazziJorge L. DonadelliCarlos Bonetto OriginalPaper Pages: 129 - 140
The use of photosynthesis inhibitor (DCMU) for in situ metabolic and primary production studies on soft bottom benthos Claire Garrigue Jacques ClavierGuy Boucher OriginalPaper Pages: 141 - 145
Seasonality, population dynamics and production of planktonic rotifers in Lough Neagh, Northern Ireland T. E. AndrewA. G. Fitzsimons OriginalPaper Pages: 147 - 164
Salinity tolerance of Colorado Squawfish, Ptychocheilus lucius (Pisces: Cyprinidae) S. Mark NelsonStephen A. Flickinger OriginalPaper Pages: 165 - 168
Phytoplankton periodicity in Ogelube Lake, Anambra State, Nigeria during 1979–1980 S. Biswas Note Pages: 169 - 172