1 | The role of the National Rivers Authority |
2 | Factors affecting the dispersal of coarse fish |
3 | 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 |
4 | Policy and practice for the protection of groundwater - Thames region appendix |
5 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
6 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period January-December 1987 |