| 851 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
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| 852 | Pesticide residues in fish taken from the Newlyn River (1992) |
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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 | The NRA in business : annual review and summary accounts 1993-94 |
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| 856 | Environmental statement for the River Wandle flood alleviation scheme contract one (C1) |
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| 857 | Cyanobacteria (blue-green algae) in the south west region 1989 |
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| 858 | Toxic blue-green algae : a report by the National Rivers Authority |
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| 859 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
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| 860 | Catchment abstraction management strategies (CAMS) and the Water Framework Directive (WFD) |
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| 861 | Managing water abstraction : the catchment abstraction management strategy process : April 2001 |
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| 862 | Water quality investigations in the Newlyn river catchment |
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| 863 | Investigations of discharges into the River Lemon at Newton Abbot |
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| 864 | Report on monitoring of environmental quality in the Severn Estuary |
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| 865 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
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| 866 | Conservation and recreation : the Wye challenge : volume 2 : technical appendices |
|---|
| 867 | The Ely Ouse catchment management plan : final plan : January 1994 |
|---|
| 868 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
|---|
| 869 | Water quality in Anglian Region : the first five years |
|---|
| 870 | State of the environment report 2001 : West Midlands Region |
|---|
| 871 | Hams Hall Power Station. A survey of the flora and fauna of freshwater habitats in the environs of Hams Hall Power Station, Birmingham |
|---|
| 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 |
|---|
| 873 | Monitoring of the Priory storm overflow on the River Tone at Taunton : June - November 1991 and water quality investigations unit January 1992 |
|---|
| 874 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
|---|
| 875 | 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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