| 226 | The Warwickshire Avon catchment management plan : final plan : October 1994 |
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| 227 | Water from the River Dee : a working partnership |
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| 228 | Rivers of the Isle of Wight fact file |
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| 229 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
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| 230 | Lakes, Ponds and Reservoirs in the Southern Region (NRA) |
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| 231 | The 1990 river and estuary classification survey of England and Wales |
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| 232 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
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| 233 | National guidelines for the production of NRA regions 1990/91 regional plans |
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| 234 | The Impact of Grazing and Upland Management on Erosion and Runoff |
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| 235 | River Great Ouse navigation : the Great Ouse your river for life |
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| 236 | The use of herbicides in or near water |
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| 237 | Distribution of Azolla in the Great Ouse catchment |
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| 238 | Time of travel on the [River] Chertsey Bourne under low flow conditions |
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| 239 | Regional fishing guide : a guide to day ticket waters in the Midlands |
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| 240 | Non-compliance of the Bidwell Brook with river quality objectives |
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| 241 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
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| 242 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 243 | Identification of water quality problems in the Strat and Neet catchments |
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| 244 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
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| 245 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
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| 246 | Second annual review of the Sid/Otter catchment management plan 1999 |
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| 247 | Contribution of small streams to potential fish production in the Conwy catchment |
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| 248 | The ecology and management of riverine trees : interim report |
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| 249 | Low-cost modifications of the Crump weir to improve fish passage |
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| 250 | Policy and practice for the protection of groundwater - Thames region appendix |
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