| 76 | Investigation into inputs in the Erme estuary and their effects on the bathing waters at Mothecombe |
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| 77 | An investigation into the effects of Alton sewage works on the River Wey North |
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| 78 | A Status Report on the Direct Oxygenation of the Tywi Estuary - October 1989 |
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| 79 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
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| 80 | Salmon and sea trout fishing in the estuary of the River Tavy : a review |
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| 81 | Estuarine fish survey 1989 : inferences on the pollution status of the Thames estuary |
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| 82 | Bacterial quality of the bathing waters at Seaton, Cornwall, and of the River Seaton |
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| 83 | The water protection zone (River Dee catchment) designation order : supplementary paper in support of the application |
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| 84 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
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| 85 | Environmental monitoring of the Fal Estuary to support the Fal Swan study : final draft report |
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| 86 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 87 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 88 | Study of the behaviour and impact of two sewage treatment works of the Thames catchment |
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| 89 | The Ribble fisheries management plan : a consultation document produced by the National Rivers Authority |
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| 90 | Protecting your future : tackling flooding in the Thames Estuary through the 21st century |
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| 91 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
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| 92 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
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| 93 | Investigation of the water quality in the Buckland stream up and downstream of East/West Buckland |
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| 94 | Conservation and recreation: the Wye challenge: volume 1: report of the River Wye project |
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| 95 | An investigation into the water quality of the River Waldon during wet weather |
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| 96 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
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| 97 | A review of the performance of Aldershot STW and its effect on the River Blackwater |
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| 98 | Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary |
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| 99 | A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids |
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| 100 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
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