1 | Mesotrophic rivers in Anglian region : progress report 4 December 1995 |
2 | East Looe river : river ecosystem (RE) non-compliance investigation : final draft report |
3 | Impact assessment of Helston Sewage Treatment Works on water quality of the River Cober Loe Pool |
4 | General Quality Assessment (GQA) North Wessex Area 1994 |
5 | Study into the effect of Chertsey STW on the North Arm of the River Bourne |
6 | Environmental assessment of selected abandoned minewaters in the North East region |