201 | Protecting native crayfish in the Midlands |
202 | Monitoring the trophic state of reservoirs
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203 | Water Quality of the Humber Estuary 1986 |
204 | Freshwater Algal Flora of the British Isles |
205 | Green Household Index - The Eco-Cal |
206 | Guardians of the water environment (bilingual document) |
207 | Pesticides in the aquatic environment 1996 |
208 | Constructive thinking : save water, save the environment |
209 | The Environment Agency navigations : Thames, Anglian, Southern |
210 | Sustainable water resources for the future |
211 | A Review of the Application of |
212 | Ecology and the Water Framework Directive |
213 | Snapshots of the environment : regulating major industry |
214 | Review of the microtox toxicity test |
215 | Silt - and its effects on the river |
216 | MCERTS : the Environment Agency's monitoring certification scheme |
217 | The effects of predation on salmon fisheries |
218 | Fisheries Assessment Software within the Environment Agency |
219 | The story of a river : Ripples 1 |
220 | Recreation strategy for the River Thames |
221 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
222 | Navigations in the Anglian region (EA) |
223 | The Atlantic Salmon Trust Journal 2011 |
224 | Fish, fisheries and the Water Framework Directive |
225 | A history of the By Brook |