176 | Pesticides in the aquatic environment 1995 |
177 | Hydropower developments and the National Rivers Authority |
178 | Synoptic State of the Environment Monitoring |
179 | Determining The Freshwater Flow Needs Of Estuaries |
180 | The Recreational Use of Floodbanks Phase 1 |
181 | Navigations in the Anglian Region (NRA) |
182 | The source : a guide to NRA services |
183 | Holding back the sea - ripples 3 |
184 | The Trophic Diatom Index: A User's Manual; |
185 | A history of the By Brook |
186 | Reed cutter used at the River Lab |
187 | The River Severn (NRA Severn-Trent 65) |
188 | Naturalisation of the Orton flow record |
189 | The tideway storm problem May 1988 |
190 | The Nidd and Wharfe catchment (river factfiles) |
191 | Site supervision of the Beach Nourishment Scheme |
192 | Guide to the Medway navigation 1994 |
193 | Forestry and the Water Framework Directive |
194 | A Laboratory in the River Lab |
195 | Bioaccumulation of metals in the Thames Estuary |
196 | Phosphate in the cut-off channel |
197 | Lake Mutanda in the Kigezi District |
198 | Lake Mutanda in the Kigezi District |
199 | The Conservation of Atlantic Salmon Habitat |
200 | Conoeists' guide to the River Wye |