| 6251 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
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| 6252 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2001 : Environment Agency CEH Report Ref: COO 158/23 |
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| 6253 | 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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| 6254 | An Investigation of Ecological Change in the Rivers Kennet and Lambourn |
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| 6255 | Assessment of estuarine/marine water quality using benthic macroinvertebrates : standard methodologies : final draft : biology laboratory procedures manual. Section C : test methods and procedures |
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| 6256 | Assessment of river Phosphorus and Nitrogen from macroinvertebrate data using artificial intelligence techniques : technical report |
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| 6257 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
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| 6258 | Development of the Acid Water Indicator Community (AWIC) Macroinvertebrate Family and Species Level |
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| 6259 | Macroinvertebrates in the Kennet catchment : Part 1 - water quality monitoring |
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| 6260 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 6261 | Alternative Methods For The Biological Classification Of Rivers |
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| 6262 | 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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| 6263 | Lake Benthic Macroinvertebrates 1: Improving Sampling Methodology |
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| 6264 | Redgrave and Lopham Fens alleviation scheme : project appraisal report : version 2.0 |
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| 6265 | The Ecology of Four Scarce Wetland Molluscs |
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| 6266 | Ecotoxicological Methods: Improving Assessments of Complex Effluents - Assessment of Sub-Lethal Fish Toxicity Test Methods |
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| 6267 | Endocrine Modulating Effects of Wastewater Treatment Works Effluents: 'Sensitive Windows' for inducing germ-cell intersex in the Roach (Rutilus rutilus) |
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| 6268 | Factors affecting the recruitment of riverine coarse fish: phase 3 |
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| 6269 | Medway Estuary fisheries survey 2000 : (incorporating the report for 1997 to 2000) |
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| 6270 | Land Use and Fisheries Report of the Pilot Study |
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| 6271 | Provenance of Interstitial Sediment Retrieved from Salmonid Spawning Gravels in England and Wales |
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| 6272 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
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| 6273 | Classification options for trophic status |
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| 6274 | Guide to the use of control charts in water analysis |
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| 6275 | A Review of the Brogboroughand Landfill 2000 Test Cells Monitoring Data |
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