176 | Freshwater Algal Flora of the British Isles |
177 | Green Household Index - The Eco-Cal |
178 | Guardians of the water environment (bilingual document) |
179 | Pesticides in the aquatic environment 1996 |
180 | Constructive thinking : save water, save the environment |
181 | The Environment Agency navigations : Thames, Anglian, Southern |
182 | Sustainable water resources for the future |
183 | A Review of the Application of |
184 | Ecology and the Water Framework Directive |
185 | Snapshots of the environment : regulating major industry |
186 | The introduction of an effective market testing programme for the flood defence function of the National Rivers Authority in the North West Region : certificate in management |
187 | Review of the microtox toxicity test |
188 | Silt - and its effects on the river |
189 | MCERTS : the Environment Agency's monitoring certification scheme |
190 | The effects of predation on salmon fisheries |
191 | Fisheries Assessment Software within the Environment Agency |
192 | Bewdley flood defences : the invisible defences |
193 | The story of a river : Ripples 1 |
194 | Recreation strategy for the River Thames |
195 | Information [on the NRA Anglian Region] |
196 | Navigations in the Anglian region (EA) |
197 | Environmental snapshot for the Anglian region 2002 |
198 | Holding back the sea - ripples 3 |
199 | Fish, fisheries and the Water Framework Directive |
200 | A history of the By Brook |