1. The ecology of tubificids in the Thames estuary with particular reference t Tubifex costatus.;Birtwell,1980
2. The oligochaete fauna of three Danish brackish water areas (Taxonomic and biological observations);Dahl;Meddr Danm. Fisk.-og Havunders,1960
3. Studies on the production ecology of several mollusc species in the estuarine Firth of Forth;Elliott,1979
4. Oxygen in the marine hygropsammal and the vertical microdistribution of oligochaetes;Giere;Mar. Biol.,1973
5. The fauna of the polluted Tees estuary;Gray;Estuar. coast. mar. Sci.,1976