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 | Contemporary and holocene sediment dynamics of the Walton Backwaters North East Essex : preliminary report and review of progress |
6532 | Development of biological components for estuary and coastal waters classification schemes (Note 61) : project definition study |
6533 | Heavy metals, polychlorinated biphenyl and organochlorine pesticide residues in European eels anguilla anguilla L. from Sussex rivers - appendices : draft : part II |
6534 | Linking hydrology and ecology : River Wissey : Annex B aquatic macrophytes of the River Wissey |
6535 | Toxixity Based Criteria for Receiving Water Quality - Stage 2 |
6536 | Modelling seepage and groundwater flows from natural and replenished beaches : operational investigation 582 (anglian region) |
6537 | Policy and practice for the protection of groundwater : regional appendix Anglian region |
6538 | Policy and practice for the protection of groundwater : regional appendix South West region |
6539 | Coastal wildlife database : data scoping and assessment study |
6540 | Post drought soil water recharge : a study of the processes of recharge |
6541 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
6542 | Aquatic Weed Control Operation - Best Practice Guidelines |
6543 | Conserving water in buildings |
6544 | The Identification of Oestrogenic Effects in Wild Fish - Phase II |
6545 | Mussel simulation program documentation |
6546 | Bioaccumulation as an approach for detection and monitoring of Red List trace organic contaminants (240/11/Y) : a literature review : interim report |
6547 | Chlorophyll a : SCA method revision (395/2/A) : draft project report |
6548 | Controlling the inputs of persistent chemical to marine waters from land-based sources |
6549 | National Centre for Toxic and Persistent Substances : business case |
6550 | An environmental assessment of mercury in mussels (Mytilus edulis L.) in the Mersey Estuary : final report |