| 101 | Water resources development strategy : the Resplan Model. Supplementary report no. 7 |
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| 102 | The Tawe and South Gower catchment management plan : action plan 1995 (bilingual) |
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| 103 | Doses from the consumption of Cardiff Bay flounder containing organically-bound tritium |
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| 104 | The utilisation of stick-pile otter holts in south east Wales |
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| 105 | Wetlands for Wales : a strategy for the third millenium |
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| 106 | Contribution of small streams to potential fish production in the Conwy catchment |
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| 107 | Policy and practice for the protection of groundwater |
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| 108 | Pesticides in the aquatic environment 1997 : executive summary |
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| 109 | The River Ogmore catchment management plan : action plan |
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| 110 | Report on monitoring of environmental quality in the Severn Estuary |
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| 111 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
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| 112 | Use of rod catch-effort data to monitor migratory salmonids in Wales : a report submitted in part fulfillment of the requirements of the course |
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| 113 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
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| 114 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
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| 115 | A review of factors affecting the abundance and catch of spring salmon fom the River Wye and elsewhere, and proposals for stock maintenance and enhancement |
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| 116 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
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| 117 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 118 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 119 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 120 | A review of the industrial uses of continuous monitoring systems : metals industry processes |
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| 121 | Biological characteristics and exploitation of sea trout in the River Tywi during 1989 |
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| 122 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 123 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 124 | Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority |
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| 125 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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