1. New species of Rhynchelmis (Clitellata, Lumbriculidae), with observations on the Nearctic species

   • S. V. Fend
   • R. O. Brinkhurst

   OriginalPaper Pages: 1 - 59

2. Description of a new Nipergasilus species (Family: Ergasilidae) from the gills of grey mullet

   • Hoda H. El-Rashidy
   • Geoffrey A. Boxshall

   OriginalPaper Pages: 61 - 66

3. Ilyocryptus spinifer Herrick 1882 (Anomopoda, Branchiopoda): a redescription based on North American material and designation of a neotype from Minnesota

   • Alexey A. Kotov
   • Judith L. Williams

   OriginalPaper Pages: 67 - 84

4. Analysis of the Ilyocryptus spinifer-species group (Anomopoda, Branchiopoda), with description of a new species

   • Alexey A. Kotov
   • Henri J. Dumont

   OriginalPaper Pages: 85 - 113

5. Redescription of Ilyocryptus tuberculatus Brehm, 1913 (Anomopoda, Branchiopoda)

   • Alexey A. Kotov

   OriginalPaper Pages: 115 - 128

6. Divergent life history traits in two closely related species of Simocephalus (Cladocera: Daphnidae) inhabiting lentic environments in Venezuela

   • José V. García
   • Guido Pereira S

   OriginalPaper Pages: 129 - 133

7. 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

8. Chrysophycean stomatocysts in a Caribbean mangrove

   • Valentí Rull
   • Teresa Vegas-Vilarrúbia

   OriginalPaper Pages: 145 - 150

9. Neomysis integer in a shallow hypertrophic brackish lake: distribution and predation by three-spined stickleback (Gasterosteus aculeatus)

   • Martin Søndergaard
   • Erik Jeppesen
   • Henning Fjord Aaser

   OriginalPaper Pages: 151 - 159

10. Periphyton community responses to elevated metal concentrations in a Rocky Mountain stream

    • B. H. Hill
    • W. T. Willingham
    • B. H. McFarland

    OriginalPaper Pages: 161 - 169

11. Fungal biomass and decomposition in Spartina maritima leaves in the Mondego salt marsh (Portugal)

    • Paula Castro
    • Helena Freitas

    OriginalPaper Pages: 171 - 177

12. Vertical distribution and seasonal variation of eelgrass beds in Iwachi Bay, Izu Peninsula, Japan

    • Fumio Hayashida

    OriginalPaper Pages: 179 - 185

13. Tides, tidal currents and their effects on the intertidal ecosystem of the southern bay, Inhaca Island, Mozambique

    • Willem F. de Boer
    • Lars Rydberg
    • Victor Saide

    OriginalPaper Pages: 187 - 196

14. Changes in cell volume of bacteria and heterotrophic nanoflagellates in a hypereutrophic pond

    • Shin-ichi Nakano
    • Zen'ichiro Kawabata

    OriginalPaper Pages: 197 - 203

15. Daily variation of marine cladoceran densities in a tropical bay – Brazil

    • Andrea Marazzo
    • Jean L. Valentin

    OriginalPaper Pages: 205 - 208

16. Book Reviews

    BookReview Pages: 209 - 217