201 | Water Quality of the Humber Estuary 1986 |
202 | Freshwater Algal Flora of the British Isles |
203 | Green Household Index - The Eco-Cal |
204 | Guardians of the water environment (bilingual document) |
205 | Pesticides in the aquatic environment 1996 |
206 | Constructive thinking : save water, save the environment |
207 | The Environment Agency navigations : Thames, Anglian, Southern |
208 | Sustainable water resources for the future |
209 | Pollution control on the River Alt |
210 | A Review of the Application of |
211 | Ecology and the Water Framework Directive |
212 | Snapshots of the environment : regulating major industry |
213 | 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 |
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 | Bewdley flood defences : the invisible defences |
220 | The story of a river : Ripples 1 |
221 | Recreation strategy for the River Thames |
222 | Information [on the NRA Anglian Region] |
223 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
224 | The Atlantic Salmon Trust Journal 2011 |
225 | Holding back the sea - ripples 3 |