| 76 | A strategy for the management of salmon in England and Wales |
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| 77 | Water quality 2000 : a strategy for the water quality function |
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| 78 | Wetlands for Wales : a strategy for the third millenium |
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| 79 | The Occurrence of Sheep Dip Pesticides in Environmental Waters June 1997 |
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| 80 | Policy and practice for the protection of groundwater |
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| 81 | Water resources for the future : annual review 2003 |
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| 82 | The National Centre for Environmental Data and Surveillance : business plan 1999/2000 |
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| 83 | The quality of rivers in England and Wales (1990 to 1995) |
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| 84 | Doses from the consumption of Cardiff Bay flounder containing organically-bound tritium |
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| 85 | Policy and practice for the protection of groundwater |
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| 86 | Policy and practice for the protection of groundwater - NRA leaflet |
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| 87 | Policy and practice for the protection of groundwater : draft for consultation |
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| 88 | Policy and practice for the protection of groundwater |
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| 89 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
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| 90 | Method for assessing the heritage value of net fisheries |
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| 91 | Factors affecting the recruitment of riverine coarse fish: phase 3 |
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| 92 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
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| 93 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9 |
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| 94 | Further Validation of PHABSIM for the Habitat Requirements of Salmonid Fish |
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| 95 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 96 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 97 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
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| 98 | A guide to sustainable urban drainage : protecting the quality of our environment |
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| 99 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
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| 100 | The NRA in business : annual review and summary accounts 1993-94 |
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