151 | Monitoring the trophic state of reservoirs
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152 | Water Quality of the Humber Estuary 1986 |
153 | Freshwater Algal Flora of the British Isles |
154 | Green Household Index - The Eco-Cal |
155 | Guardians of the water environment (bilingual document) |
156 | Pesticides in the aquatic environment 1996 |
157 | Constructive thinking : save water, save the environment |
158 | The Environment Agency navigations : Thames, Anglian, Southern |
159 | A Review of the Application of |
160 | Ecology and the Water Framework Directive |
161 | Snapshots of the environment : regulating major industry |
162 | Review of the microtox toxicity test |
163 | Silt - and its effects on the river |
164 | MCERTS : the Environment Agency's monitoring certification scheme |
165 | The effects of predation on salmon fisheries |
166 | Fisheries Assessment Software within the Environment Agency |
167 | The story of a river : Ripples 1 |
168 | Recreation strategy for the River Thames |
169 | Information [on the NRA Anglian Region] |
170 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
171 | Navigations in the Anglian region (EA) |
172 | The Atlantic Salmon Trust Journal 2011 |
173 | Fish, fisheries and the Water Framework Directive |
174 | A history of the By Brook |
175 | Bioaccumulation of metals in the Thames Estuary |