| 26 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
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| 27 | The effects of Guildford STW on the River Wey |
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| 28 | Survey of the non-agricultural use of pesticdes within the Thames region |
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| 29 | The effect of the voluntary initiative on water quality |
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| 30 | Contaminated land and the water environment : report of the National Rivers Authority |
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| 31 | Air quality report for the Anglian Region of the Environment Agency 1999 |
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| 32 | Anglian region state of the environment report : the IPC perspective |
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| 33 | The development of new techniques for the monitoring of ammonia in water |
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| 34 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
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| 35 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |
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| 36 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
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| 37 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
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| 38 | Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000) |
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| 39 | Pollution control on the River Alt |
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| 40 | Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual) |
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| 41 | Phosphate in the cut-off channel |
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| 42 | Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region |
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| 43 | Rivers of the Isle of Wight |
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| 44 | Environmental snapshot for the Anglian region 2002 |
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| 45 | River water quality in the Midlands 1997 |
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| 46 | Water Quality of the Humber Estuary 1986 |
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| 47 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
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| 48 | Information [on the NRA Anglian Region] |
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| 49 | Hydropower developments and the National Rivers Authority |
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| 50 | Environmental issues in the Midlands 1995/96 |
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