| 1 | Assessment of the feasibility of using image analysis in the oyster embryo-larval development and daphnia magna growth tests |
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| 2 | The 1990 river and estuary classification survey of England and Wales |
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| 3 | Audit report on the 1995 GQA biological survey |
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| 4 | Guidance on the Development of Typology and Classification Systems for Transitional and Coastal Waters |
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| 5 | 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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