| 176 | The development of new techniques for the monitoring of ammonia in water |
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| 177 | The regulation of fish farming by the National Rivers Authority |
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| 178 | River pack : information sheets about the NRA and the water environment |
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| 179 | Somerset and the sea : the 1981 storm - 25 years on |
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| 180 | Investigation into the cause of high pH in the Budleigh Brook |
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| 181 | Contaminated land and the water environment : report of the National Rivers Authority |
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| 182 | A report on the investigation of the Taff litter problem |
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| 183 | Abandoned mines and the water environment : report of the National Rivers Authority |
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| 184 | Anglian region state of the environment report : the IPC perspective |
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| 185 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
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| 186 | Southern region local contribution 2006/11 : improving the environment in the southern region |
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| 187 | Hysim model : modelling the flows of the River Deben |
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| 188 | An investigation into the effect of Farnham STW on the River Wey |
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| 189 | Engineering the environment : profile of the Anglian Engineering Department |
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| 190 | The effect of the voluntary initiative on water quality |
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| 191 | The beaches are on the move! : longshore drift information sheet |
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| 192 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
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| 193 | Hydrometry : the science of measuring the water cycle |
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| 194 | An investigation into the effects of Woking STW on the River Wey |
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| 195 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
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| 196 | A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies |
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| 197 | Investigations into the contribution of Marlborough STW to the non-compliance of Salcombe South Sands with the EC bathing waters directive |
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| 198 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
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| 199 | The Transportation of the Maximum gain Salmon Spawning Target for the River Bush(N.I) to England and Wales |
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| 200 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
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