| 301 | SERPLAN development scenarios : the potential impact upon water resources in the SERPLAN region |
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| 302 | Towards the sustainable use of material resources : an evaluation using the natural step framework |
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| 303 | Water resources for the future : a summary of the strategy for Wales (bilingual) |
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| 304 | Water resources for the future : a summary of the strategy for North West Region |
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| 305 | Water resources for the future : a summary of the strategy for South West region |
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| 306 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
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| 307 | Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary |
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| 308 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
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| 309 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 310 | The physical character of rivers and streams in the UK and Isle of Man |
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| 311 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 312 | The impact of industrial discharges on metal levels in biota of the West Cumbrian coast - 1990 |
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| 313 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
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| 314 | The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation |
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| 315 | A unified information system to satisfy the NRA's requirement for ecotoxicology information: the specification study |
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| 316 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
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| 317 | The application of toxicity-based criteria for the regulatory control of wastewater discharges: a consultation document |
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| 318 | An investigation into the effects of Alton sewage works on the River Wey North |
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| 319 | A brief history of the River Stour navigation : 1705 to the present day |
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| 320 | The Investigation and Specification of Flow Measurement Structure Design Features that Aid the Migration of Fish |
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| 321 | Discharges of waste under the EC titanium dioxide directives : report of the National Rivers Authority |
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| 322 | The land-use planning system and the Water Framework Directive (can't read barcode) |
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| 323 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England; |
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| 324 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
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| 325 | A review of the use of multifunction wardens in the Devon Area of the South Western Region of the National Rivers Authority, with particular reference to their use within the fisheries function |
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