books by publisher
Freshwater Biological Assn.
A Key to the British Freshwater Leeches: With Notes on Their Life-cycles and Ecology (Scientific Publications)
Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates (Scientific Publications)
Key to the British Fresh and Brackish Water Gastropods (Scientific Publications)
Key to the Caseless Caddis Larvae of the British Isles with Notes on Their Ecology (FBA Scientific Publication)
Key to the Larvae of the British Ephemeroptera: With Ecological Notes
Water Quality and Stress Indicators in Marine and Freshwater Ecosystems: Linking Levels of Organisation (Individuals, Populations, Communities) - ... 6-7 September 1993 (FBA Special Publications)