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526Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
527Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
528Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
529Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
530A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
531River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
532Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
533Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
534Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
535An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
536An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
537Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
538A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
539An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
540An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
541Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
542Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
543Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment
544Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system
545Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank
546The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions
547An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31)
548Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph
549Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991
550Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters