| 176 | Changes to the water abstraction licensing system |
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| 177 | Determining The Freshwater Flow Needs Of Estuaries |
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| 178 | The Trophic Diatom Index: A User's Manual; |
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| 179 | Duties and powers of the Environment Agency |
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| 180 | Hydropower developments and the National Rivers Authority |
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| 181 | Biological investigation of the Common Lake Stream |
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| 182 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
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| 183 | The Ecology of Four Scarce Wetland Molluscs |
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| 184 | Recreational waterway byelaws in the Anglian region |
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| 185 | Endocrine Disruption in the Marine Environment |
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| 186 | A brief guide to the medway |
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| 187 | A brief guide to the thames |
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| 188 | The source : a guide to NRA services |
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| 189 | Determining The Causes Of 'Apparent Eutrophication' Effects |
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| 190 | Public participation and the Water Framework Directive |
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| 191 | Agriculture and the Water Framework Directive |
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| 192 | Achieving the quality : annex : programme of environmental obligations agreed by the Secretary of State for the Environment, Transport and the Regions and for Wales for individual water companies |
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| 193 | A Demonstration Of The Feasibility Of Soilpacs |
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| 194 | Diffuse pollution and the water framework directive |
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| 195 | Recreational waterways in the anglian region |
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| 196 | Conoeists' guide to the River Wye |
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| 197 | Whitacre-Shustoke Reservoir improvements. The sedimentary phosphorus content on the Lower Shustoke Reservoir |
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| 198 | 1966 - The IBP compound when the team first arrived at Lake George in December 1966. |
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| 199 | Clouding: the issue. An appraisal of the effects of turbidity in aquatic systems |
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| 200 | The Possible effects on migratory fish in the River Dee of increased water abstraction |
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