作者: Gerd Weigmann

Dr. Ilse Bartsch Forschungsinstitut Senckenberg, c/o DESY Notkestr. 85 D – 22607 Hamburg, Germany – Dr. Kees Davids (+) Vakgroep Aquatische Oecologie Universiteit van Amsterdam Kruislaan 320 NL – 1098 SM Amsterdam, The Netherlands – Ralf Deichsel Laboratory for Soil Zoology & Ecology Grunewaldstr. 34 D – 12165 Berlin, Germany – Dr. Antonio Di Sabatino Dipartimento di Scienze Ambientali Università dell”Aquila Via Vetoio 20, I – 67100 L”Aquila, Italy – Prof. Dr. Grzegorz Gabrys Department of Biology Institute of Biotechnology & Environmental Sciences University of Zielona Góra Monte Cassino 21B PL – 65-561 Zielona Góra, Poland – Dr. Reinhard Gerecke Biesingerstr. 11 D – 72070 Tübingen, Germany CBiol MIBiol FLS – Terence Gledhill Freshwater Biological Association Windermere Laboratory The Ferry House, Far Sawrey GB – Ambleside Cumbria, LA 22 OLP, United Kingdom – Dr. Peter Jäger Forschungsinstitut Senckenberg Senckenberganlage 25 D – 60325 Frankfurt am Main, Germany – Dr. Joanna Makol Department of Zoology and Ecology Agricultural University of Wroclaw Kozuchowska 5b PL – 51-631 Wroclaw, Poland – Drs Harry Smit Zoological Museum, University of Amsterdam Plantage Middenlaan 64 NL – 1018 DH Amsterdam, The Netherlands – Dr. Henk van der Hammen (+) Amsterdam The Netherlands – Prof. Dr. Gerd Weigmann Laboratory for Soil Zoology & Ecology Grunewaldstr. 34 D – 12165 Berlin, Germany – Dr. Andreas Wohltmann Institut für Ökologie und Evolutionsbiologie Universität Bremen, Fachbereich 2 Postfach 33 04 40 D – 28334 Bremen, Germany – Dr. Eberhard Wurst Fachgebiet Parasitologie (220 B) (Institut für Zoologie) Universität Hohenheim Emil-Wolff-Str. 34 D – 70599 Stuttgart, Germany