1
Advances in freshwater decapod systematics and biology [E-Book] /
2
Aktion blau : Gewässerentwicklung in Rheinland-Pfalz : Bilanz und Ausblick 1999 /
Book
1999
3
Bioindikation in aquatischen Ökosystemen : Bioindikation in limnischen und küstennahen Ökosystemen : Grundlagen, Verfahren und Methoden /
Book
4
Biologische Gewässeruntersuchung : mit 47 Tabellen /
Book
5
Darwin's fishes : an encyclopedia of ichthyology, ecology, and evolution [E-Book] /
6
Darwin's Fishes [E-Book] : An Encyclopedia of Ichthyology, Ecology, and Evolution /
7
The East African great lakes : limnology, palaeolimnology and biodiversity : [Second International Symposium on the East African lakes was held from 10-15 January 2000 at Club Makokola on the southern shore of Lake Malawi] /
Book
8
Ecology of freshwaters : a view for the twenty-first century /
Book
9
Ecology of humic substances in freshwaters : determinants from geochemistry to ecological niches : 19 tables /
Book
10
Ecology of shallow lakes /
Book
11
Einführung in die Limnologie /
Book
Table of Contents 
12
Einführung in die Limnologie
Book
13
Einsatz der Nahrungskettenmanipulation zur Sanierung eutropher Seen.
Book
1995
14
Encyclopedia of marine mammals / [E-Book]
15
Encyclopedia of South American Aquatic Insects: Hemiptera - Heteroptera [E-Book] : Illustrated Keys to Known Families, Genera, and Species in South America /
16
Encyclopedia of South American Aquatic Insects: Odonata – Anisoptera [E-Book] : Illustrated Keys to Known Families, Genera, and Species in South America /
17
Encyclopedia of South American Aquatic Insects: Odonata - Zygoptera [E-Book] : Illustrated Keys to Known Families, Genera, and Species in South America /
18
Encyclopedia of Texas seashells : identification, ecology, distribution, and history [E-Book] /
19
Eutrophication of waters : monitoring, assessment and control.
Book
1982
20
Fliessgewässerkunde : Einführung in die Ökologie der Quellen, Bäche und Flüsse /
Book