The effect of salmon redd excavation on stream substrate and benthic community of two salmon spawning streams in Canterbury, New Zealand M. S. Field-Dodgson OriginalPaper Pages: 3 - 11
Siliceous protozoan plates in lake sediments Marianne S. V. DouglasJohn P. Smol OriginalPaper Pages: 13 - 23
Preliminary studies on predation by Sphaerodema nepoides fabricius (Heteroptera: Belostomatidae) Reginald VictorLivinus I. Ugwoke OriginalPaper Pages: 25 - 32
Dissolved organic carbon in streams and groundwater J. E. RutherfordH. B. N. Hynes OriginalPaper Pages: 33 - 48
Effects of physical disturbance and canopy cover on attached diatom community structure in an Idaho stream Christopher T. RobinsonSamuel R. Rushforth OriginalPaper Pages: 49 - 59
Contribution from nitrogen fixation (acetylene reduction) to the nitrogen budget of Lake Tohopekaliga (Florida) Forrest E. DierbergMichael M. Scheinkman OriginalPaper Pages: 61 - 73
Notes on the morphology and asexual reproductive processes of sessile peritrichs Sophie ViljoenJ. G. Van As OriginalPaper Pages: 75 - 86
Vertical nutrient transport and its effects on epilimnetic phosphorus in four calcareous lakes Robert E. Stauffer OriginalPaper Pages: 87 - 102
Micronutrient and phosphorus limitation of phytoplankton abundance in Gem Lake, Sierra Nevada, California John L. Stoddard OriginalPaper Pages: 103 - 111
Water quality studies on Buckingham Canal (Madras, India) — A discriminant analysis S. Ravichandran OriginalPaper Pages: 121 - 126
Diatoms for reconstructing palaeoenvironments and paleohydrology in tropical semi-arid zones F. Gasse OriginalPaper Pages: 127 - 163
Particulate organic matter in a mountain stream in the south-western Cape, South Africa J. M. KingJ. A. DayM.-P. Henshall-Howard OriginalPaper Pages: 165 - 187
Experimental studies on competition between Bosmina longirostris and Bosmina fatalis Takayuki HanazatoMasayuki Yasuno OriginalPaper Pages: 189 - 199
Substratum preference of the caddisfly Helicopsyche borealis (Hagen) (Trichoptera: Helicopsychidae) Caryn C. Vaughn OriginalPaper Pages: 201 - 205