Observations on the valve structure of marine species of the diatom genus Cocconeis Ehr. Hiromu KobayasiTamotsu Nagumo OriginalPaper Pages: 97 - 103
The effect of phytoplankton and suspended sediment on the growth of Corbicula fluminea (Bivalvia) Christopher FoeAllen Knight OriginalPaper Pages: 105 - 115
Seasonality, abundance, and biomass of bacteria in a southwestern reservoir Thomas H. Chrzanowski OriginalPaper Pages: 117 - 123
Freshwater snails of Oman, South Eastern Arabia D. S. BrownM. D. Gallagher OriginalPaper Pages: 125 - 149
Effects of preservation on dry- and ash-free dry weight biomass of some common aquatic macro-invertebrates Rob S. E. W. LeuvenTheo C. M. BrockHans A. M. van Druten OriginalPaper Pages: 151 - 159
Effects of headwater impoundment and channelization on invertebrate drift Lee KeeferO. Eugen Maughan OriginalPaper Pages: 161 - 169
Distribution pattern of sulphate reducing and thiosulphate oxidizing bacterial populations in fish ponds of differing farming managements B. B. JanaG. N. Patel OriginalPaper Pages: 171 - 186