| 1051 | Guardians of the water environment : NRA Welsh Region (bilingual) : Diogelwyr amgyllchedd dwr : rhanbarth Cymru |
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| 1052 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 1053 | Guidance on the assessment and interrogation of subsurface analytical contaminant fate and transport models (NC/99/38/1) |
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| 1054 | River Stort : draft catchment management plan for flood defence and the environment : May 1991 |
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| 1055 | The Implications of Future Shoreline Management on Protected Habitats in England and Wales |
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| 1056 | Discharge monitoring in the Kennet catchment. Part 1 : ecological effects of sewage and trade effluents |
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| 1057 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 1058 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report summary : November 1994 |
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| 1059 | River Glen : river channel assessment : annex E : instream habitat assessment of the River Glen, Lincolnshire |
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| 1060 | The distribution of PCDDS and PCDFS in surface freshwater systems 2nd Interim Progress Report - February 1993 |
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| 1061 | A study to investigate and propose remedies for river quality problems in the Madford catchment |
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| 1062 | Policy and practice for the protection of groundwater : regional appendix South West region |
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| 1063 | East Devon public water supply strategy : preliminary assessment of the yield of Clatworthy reservoir |
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| 1064 | Impact assessment of Meldon quarry on water quality in the West Okement river |
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| 1065 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
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| 1066 | Land drainage consent report : investigation of the conservation input into land drainage consents |
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| 1067 | Electron Microscope Image: Filament of Oscillatoria being ingested by the ciliate Nassula tumida |
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| 1068 | The government's policy for a public regulatory body in a privatised water industry |
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| 1069 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
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| 1070 | An investigation of the Madford River pollution incident of 29 July 1989 : November 1989 |
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| 1071 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
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| 1072 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 1073 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 1074 | The evaluation of a LTH BOM 1 hand-held dissolved oxygen meter (220/25/T) |
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| 1075 | Less sensitive areas and candidate high natural dispersion areas in the North West region |
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