1 | The effect of the voluntary initiative on water quality |
2 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
3 | Report on a visit to the Faroes |
4 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
5 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
6 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
7 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
8 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
9 | Datchet, Wraysbury, Staines and Chertsey flood study : aquatic biology. Part 2 : a survey of the wetland vegetation and aquatric macroinvertebrates of the Abbey River and Chertsey Bourne |