A new species of Daphniopsis (Crustacea: Anomopoda: Daphniidae) from Australian salt lakes V. Sergeev OriginalPaper Pages: 1 - 7
Using minnow traps to estimate fish population size: the importance of spatial distribution and relative species abundance Xi HeDavid M. Lodge OriginalPaper Pages: 9 - 14
A Contribution to our knowledge of the Taxonomy of discoidal centric diatoms based upon observations of populations from the River Thames, England F. M. Speller OriginalPaper Pages: 15 - 32
Moina weismanni Ishikawa, 1896 (Cladocera, Moinidae) in Central Europe Igor Hudec OriginalPaper Pages: 33 - 42
Composition and dynamics of a highly diverse diatom assemblage in a limestone stream Sergi Sabater OriginalPaper Pages: 43 - 53
The effect of aluminum in soft water at low pH on oxygen consumption by the dragonfly Libellula julia Uhler John P. RockwoodDaniel S. JonesRobert A. Coler OriginalPaper Pages: 55 - 59
Niche overlap between herbivorous cladocerans; the role of food quality and habitat homogeneity Dag O. Hessen OriginalPaper Pages: 61 - 78
Cyst formation of Tubifex tubifex (Müller) — an adaptation to survive food deficiency and drought Andreas Anlauf OriginalPaper Pages: 79 - 82
Chromosomal evolution and speciation in the Gyratrix hermaphroditus species complex (Platyhelminthes, Kalyptorhynchia): karyometric and morphological analyses of fifteen fresh-water populations from Western Europe Ileana PuccinelliMarco C. Curini-GallettiIole Moretti OriginalPaper Pages: 83 - 92
Feeding by the aquatic heteropteran, Diplonychus rusticum (Belostomatidae): an effect of prey density on meal size David Dudgeon OriginalPaper Pages: 93 - 96