Vertical distribution of planktonic ciliates in strongly stratified temperate lakes Priit ZingelIngmar Ott OriginalPaper Pages: 19 - 26
A study of rotifer feeding and digestive processes using erythrocytes as microparticulate markers N. LindemannW. Kleinow OriginalPaper Pages: 27 - 41
Several new and known species from the families Coninckiidae and Comesomatidae (Nematoda) in the White Sea Alexei V. Tchesunov OriginalPaper Pages: 43 - 59
Karualona n.gen. (Anomopoda: Chydoridae), with a description of two new species, and a key to all known species Henri J. DumontMarcelo Silva-Briano OriginalPaper Pages: 61 - 82
A eukaryotic alga from picoplankton of Lake Baikal: morphology, ultrastructure and rDNA sequence data Olga I. BelykhEkaterina A. SemenovaNina E. Guselnikova OriginalPaper Pages: 83 - 90
Competition between the green alga Scenedesmus and the cyanobacterium Synechococcus under different modes of inorganic nitrogen supply P. HyenstrandU. BurkertP. Blomqvist OriginalPaper Pages: 91 - 98
Characteristics of cladoceran and copepod communities in floodplain habitats of the Atchafalaya River Basin Norman L. Davidson Jr.William E. KelsoD. Allen Rutherford OriginalPaper Pages: 99 - 107
Direct and indirect interactions for coexistence in a species-defined microcosm Kazuaki MatsuiShigeki KonoZen' ichiro Kawabata OriginalPaper Pages: 109 - 116
Lifetable demography of four cladoceran species in relation to algal food (Chlorella vulgaris) density S. NandiniS. S. S. Sarma OriginalPaper Pages: 117 - 126
Effects of macro-detritivores density on leaf detritus processing rate: a macrocosm experiment Stefano FaziLoreto Rossi OriginalPaper Pages: 127 - 134
Applying heat and mass balance theory to determine the flow rate for the measurement of benthic material flux in a flow-through system Tamiji YamamotoHiroyuki IkedaHidetaka Takeoka OriginalPaper Pages: 135 - 142
Seasonality and distribution of epilithic diatoms, macroalgae and macrophytes in a spring-fed stream system in Ontario, Canada Alison R. SherwoodTara L. RintoulRobert G. Sheath OriginalPaper Pages: 143 - 152
Moitessier's pea clam Pisidium moitessierianum (Bivalvia, Sphaeriidae): a cryptogenic mollusc in the Great Lakes Igor A. GrigorovichAlexei V. KorniushinHugh J. MacIsaac OriginalPaper Pages: 153 - 165
Benthic macroinvertebrate communities of intermittent streams in the middle reaches of the Guadiana Basin (Portugal) A. M. PiresI. G. CowxM. M. Coelho OriginalPaper Pages: 167 - 175
Phytoplankton assemblage structure and dynamics as indicator [-2pt] of the recent trophic and biological evolution of the western basin of Lake Como (N. Italy) R. BettinettiG. MorabitoA. Provini OriginalPaper Pages: 177 - 190
Genetic variation in a subtropical population of Daphnia Thomas PlattKen Spitze OriginalPaper Pages: 191 - 196
Using size distributions to detect nutrient and sediment effects within and between habitats Robert M. BacaStephen T. Threlkeld OriginalPaper Pages: 197 - 211
Using macroinvertebrate species assemblages to identify river channel habitat units: an application of the functional habitats concept to a large, unpolluted Italian river (River Ticino, northern Italy) Andrea BuffagniGiuseppe A. CrosaJoanna L. Kemp OriginalPaper Pages: 213 - 225