| 276 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit |
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| 277 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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| 278 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : AQC audit |
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| 279 | An audit of performance in the analysis of biological samples in 1999. Environment Agency : primary audit |
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| 280 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk B |
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| 281 | Further investigation of the pilot borehole at Bean's Lane, Wortham (94/7/912) : September 1994 |
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| 282 | River Avon, Bath : aesthetic study of riverbanks through the urban area of Bath : final report |
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| 283 | Annual review of the Colne, Upper Lee, North London and Roding, Beam and Ingerbourne catchments |
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| 284 | An investigation into the water quality of a treated effluent from Hambleton Dairy, Todber, Dorset |
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| 285 | Old Bedford incorporating the Middle Level and Ouse Washes : consultation report - May 1997 |
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| 286 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 287 | Monitoring of the River Burn upstream and downstream of Burnham Market sewage treatment works 1999 |
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| 288 | Nutrient export modelling on the River Bure, Norfolk : progress report 2 : June-July 1995 |
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| 289 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
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| 290 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
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| 291 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
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| 292 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 293 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 294 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
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| 295 | Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd |
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| 296 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2012 |
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| 297 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2011 |
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| 298 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2013 |
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| 299 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2012 |
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| 300 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2013 |
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