| 151 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
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| 152 | Water resources for the future : a strategy for the West Midlands |
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| 153 | Genetics and the management of the Atlantic salmon |
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| 154 | The development of new techniques for the monitoring of ammonia in water |
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| 155 | Water resources for the future : a strategy for the West Midlands |
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| 156 | The regulation of fish farming by the National Rivers Authority |
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| 157 | Battling the tide : flood defences in the Anglian region |
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| 158 | River pack : information sheets about the NRA and the water environment |
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| 159 | Somerset and the sea : the 1981 storm - 25 years on |
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| 160 | Investigation into the cause of high pH in the Budleigh Brook |
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| 161 | A report on the investigation of the Taff litter problem |
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| 162 | Abandoned mines and the water environment : report of the National Rivers Authority |
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| 163 | Anglian region state of the environment report : the IPC perspective |
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| 164 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
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| 165 | An investigation into the effect of Farnham STW on the River Wey |
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| 166 | Engineering the environment : profile of the Anglian Engineering Department |
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| 167 | The effect of the voluntary initiative on water quality |
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| 168 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
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| 169 | An investigation into the effects of Woking STW on the River Wey |
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| 170 | 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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| 171 | 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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| 172 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
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| 173 | 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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| 174 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
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| 175 | The Transportation of the Maximum gain Salmon Spawning Target for the River Bush(N.I) to England and Wales |
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