| 76 | Policy and practice for the protection of groundwater |
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| 77 | Water resources for the future : annual review 2003 |
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| 78 | The National Centre for Environmental Data and Surveillance : business plan 1999/2000 |
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| 79 | Doses from the consumption of Cardiff Bay flounder containing organically-bound tritium |
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| 80 | Water resources development strategy : the Resplan Model. Supplementary report no. 7 |
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| 81 | Policy and practice for the protection of groundwater |
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| 82 | Policy and practice for the protection of groundwater - NRA leaflet |
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| 83 | Policy and practice for the protection of groundwater : draft for consultation |
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| 84 | The River Dee catchment management plan : consultation report : June 1994 |
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| 85 | Policy and practice for the protection of groundwater |
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| 86 | The Menai Strait Catchment Managment Plan Action Plan; 1995 (Bilingual) |
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| 87 | The River Ogmore catchment management plan : action plan |
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| 88 | The Tawe and South Gower catchment management plan : action plan 1995 (bilingual) |
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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 | Report on monitoring of environmental quality in the Severn Estuary |
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