326 | Graphical representation of certain metals and organics concentrations in relation to flow rates and sampling times for some of the rivers in District 6 |
327 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2001 : Environment Agency CEH Report Ref: COO 158/23 |
328 | Creating an environmental vision : progressing the Environment Agency's contribution to sustainable development by way of a better environment in England and Wales. Consultation draft June 2000 |
329 | Chironomids as indicators of biological quality : present use and future potential : a report of a workshop held at the Environment Agency, Thames Region |
330 | The Wandle, Beverley Brook, Hogsmill catchment management plan : report on formal consultation response to : response to Wandle/Beverley/Hogsmill CMP catchment management report November 1994 |
331 | Further Development and Testing Of Artificial Intelligence Systems for the Classification and Diagnosis of River Quality Based on Biological and Environmental Data |