Proceedings of the Sixth International Rotifer Symposium, held in Banyoles, Spain, June 3–8, 1991

Proceedings of the 5th Oligochaete Symposium, held in Tallinn, Estonia, 1991

Proceedings of a symposium held in Sackville, New Brunswick, Canada, in August 1991

Proceedings of the International Conference held at The Hong Kong University of Science & Technology, September 1–3, 1993

Trophic Cascades in Shallow Freshwater and Brackish Lakes

Proceedings of the 33rd European Marine Biology Symposium, held at Wilhelmshaven, Germany, 7–11 September 1998

Proceedings of Mangrove Symposia held in Toulouse, France, 9–10 July 1997 and 8–10 July 1998