| 851 | The quality of rivers and estuaries in Northumbria region 1990 |
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| 852 | A guide to sustainable urban drainage : protecting the quality of our environment |
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| 853 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
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| 854 | Doe Lea restoration study : the work of WRc |
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| 855 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
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| 856 | Toxic blue-green algae : a report by the National Rivers Authority |
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| 857 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
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| 858 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
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| 859 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |
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| 860 | An assessment of water quality in the River Yarty catchment |
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| 861 | Report on monitoring of environmental quality in the Severn Estuary |
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| 862 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
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| 863 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
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| 864 | Artificial recharge to groundwater in the Otter valley |
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| 865 | The Ely Ouse catchment management plan : final plan : January 1994 |
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| 866 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
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| 867 | State of the environment report for Thames Region : first update 2001 |
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| 868 | Water quality in Anglian Region : the first five years |
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| 869 | Groundwater flooding in the Thames region : winter 2000/01 |
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| 870 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
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| 871 | Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham |
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| 872 | High level principles for OPRA-based schemes : guidance on the development and implementation of risk rating and regulatory resource planning systems in the Environment Agency |
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| 873 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
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| 874 | An ecological study of the effects of ferric dosing on the plankton and benthic invertebrates of Grafham Water between May 1990 and November 1991 |
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| 875 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
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