| 151 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
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| 152 | The 1990 river and estuary classification survey of England and Wales |
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| 153 | Water quality in Anglian Region : the first five years |
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| 154 | The evaluation of an orion ammonium ion selective electrode (220/15/T) |
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| 155 | Investigation of mercury contamination in the Red River catchment, West Cornwall |
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| 156 | The quality of rivers and estuaries in Northumbria region 1990 |
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| 157 | The Ribble Estuary 1992 surveys : summary of results |
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| 158 | Anthropogenic Impacts on the Hydrology of Rivers and Lochs |
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| 159 | Operational mechanisms for the protection and enhancement of headwaters |
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| 160 | The Mersey Estuary 1992 surveys : summary of results |
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| 161 | Continuous water quality monitoring results for the Upper Tamar |
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| 162 | A Review of Methods for Assessing the Hydromorphology of Lakes |
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| 163 | An assessment of river water quality in the River Kenn |
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| 164 | A second stage evaluation of the Grant YSI3815 Water Logger |
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| 165 | Wash zone report. Part 1 : the Wash NRA monitoring review |
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| 166 | Distribution of Azolla in the Great Ouse catchment |
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| 167 | Investigation into the cause of high phenols in Budleigh Brook (1998) |
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| 168 | Our Midlands environment : the Environment Agency in action |
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| 169 | The quality of rivers in England and Wales (1990 to 1995) |
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| 170 | Report on the quality of bathing waters 1990 |
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| 171 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
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| 172 | Artificial recharge to groundwater in the Otter valley |
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| 173 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
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| 174 | An environmental snapshot for the Anglian region 2003 |
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| 175 | Regulation of dioxin releases from the Runcorn operations of ICI and EVC |
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