New species of Rhynchelmis (Clitellata, Lumbriculidae), with observations on the Nearctic species S. V. FendR. O. Brinkhurst OriginalPaper Pages: 1 - 59
Description of a new Nipergasilus species (Family: Ergasilidae) from the gills of grey mullet Hoda H. El-RashidyGeoffrey A. Boxshall OriginalPaper Pages: 61 - 66
Ilyocryptus spinifer Herrick 1882 (Anomopoda, Branchiopoda): a redescription based on North American material and designation of a neotype from Minnesota Alexey A. KotovJudith L. Williams OriginalPaper Pages: 67 - 84
Analysis of the Ilyocryptus spinifer-species group (Anomopoda, Branchiopoda), with description of a new species Alexey A. KotovHenri J. Dumont OriginalPaper Pages: 85 - 113
Redescription of Ilyocryptus tuberculatus Brehm, 1913 (Anomopoda, Branchiopoda) Alexey A. Kotov OriginalPaper Pages: 115 - 128
Divergent life history traits in two closely related species of Simocephalus (Cladocera: Daphnidae) inhabiting lentic environments in Venezuela José V. GarcíaGuido Pereira S OriginalPaper Pages: 129 - 133
Estimating cladoceran birth rate: use of the egg age distribution to estimate mortality of ovigerous females and eggs Vladimir I. Razlutskij OriginalPaper Pages: 135 - 144
Chrysophycean stomatocysts in a Caribbean mangrove Valentí RullTeresa Vegas-Vilarrúbia OriginalPaper Pages: 145 - 150
Neomysis integer in a shallow hypertrophic brackish lake: distribution and predation by three-spined stickleback (Gasterosteus aculeatus) Martin SøndergaardErik JeppesenHenning Fjord Aaser OriginalPaper Pages: 151 - 159
Periphyton community responses to elevated metal concentrations in a Rocky Mountain stream B. H. HillW. T. WillinghamB. H. McFarland OriginalPaper Pages: 161 - 169
Fungal biomass and decomposition in Spartina maritima leaves in the Mondego salt marsh (Portugal) Paula CastroHelena Freitas OriginalPaper Pages: 171 - 177
Vertical distribution and seasonal variation of eelgrass beds in Iwachi Bay, Izu Peninsula, Japan Fumio Hayashida OriginalPaper Pages: 179 - 185
Tides, tidal currents and their effects on the intertidal ecosystem of the southern bay, Inhaca Island, Mozambique Willem F. de BoerLars RydbergVictor Saide OriginalPaper Pages: 187 - 196
Changes in cell volume of bacteria and heterotrophic nanoflagellates in a hypereutrophic pond Shin-ichi NakanoZen'ichiro Kawabata OriginalPaper Pages: 197 - 203
Daily variation of marine cladoceran densities in a tropical bay – Brazil Andrea MarazzoJean L. Valentin OriginalPaper Pages: 205 - 208