1.
The saprophagous macrofauna of different types of humus in beech forests of the Ardenne (Belgium)
Inocybe aeruginascens Babos dans les dunes entre Dunkerque et Nieuwpoort
2.
Ecological Studies in Southern Africa, by D. H. S. Davis Monographiae Biologicae, 14–22. Junk, The Hague. $16.65 or 60 Dutch guilders.
Histological assessment of variations in sexual maturity of cod (Gadus morhuaL.) at the Flemish Cap (north-west Atlantic)
Les Oiseaux du Zaire, by Leon Lippens and Henri Wille. Editions Lannoo, Tielt, Belgium, Frs. belg. 3000.
Community composition and species richness of parasitoids infesting Yponomeuta species in the Netherlands
The distribution of oligochaetes in the Haringvliet-Hollands Diep (Delta region of the Netherlands) before and after the closure in 1970
3.
How representative are subfossil assemblages of Chironomidae and common benthic invertebrates for the living fauna of Lake De Waay, the Netherlands?
A comprehensive biogeochemical record and annual flux estimates for the Sabaki River (Kenya)
Effects of the novel 'Flock & Lock' lake restoration technique on Daphnia in Lake Rauwbraken (The Netherlands)