6526 | Groundwater vulnerability of England and Wales : policy and practice for the protection of groundwater : Scale : 1 : 1 000 000 |
6527 | East Devon public water supply strategy : preliminary assessment of epilithic algae summer and autumn 1992 - lower River Axe and Bruckland Stream |
6528 | A survey of trace metals in biota of the Mersey estuary 1993 |
6529 | An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989 |
6530 | Assessment of the distribution of Bembidion testaceum and reasons for its decline |
6531 | Heavy metals, polychlorinated biphenyl and organochlorine pesticide residues in European eels anguilla anguilla L. from Sussex rivers - appendices : draft : part II |
6532 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
6533 | Toxixity Based Criteria for Receiving Water Quality - Stage 2 |
6534 | Modelling seepage and groundwater flows from natural and replenished beaches : operational investigation 582 (anglian region) |
6535 | Policy and practice for the protection of groundwater : regional appendix Anglian region |
6536 | Policy and practice for the protection of groundwater : regional appendix South West region |
6537 | Coastal wildlife database : data scoping and assessment study |
6538 | Post drought soil water recharge : a study of the processes of recharge |
6539 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
6540 | Aquatic Weed Control Operation - Best Practice Guidelines |
6541 | Conserving water in buildings |
6542 | The Identification of Oestrogenic Effects in Wild Fish - Phase II |
6543 | Mussel simulation program documentation |
6544 | Bioaccumulation as an approach for detection and monitoring of Red List trace organic contaminants (240/11/Y) : a literature review : interim report |
6545 | Chlorophyll a : SCA method revision (395/2/A) : draft project report |
6546 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
6547 | National Centre for Toxic and Persistent Substances : business case |
6548 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |
6549 | Recreational waterway byelaws in the Anglian region |
6550 | Comparison of concentration values recorded for NMP locations with Annex 1A/OSPARCOM locations |