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551Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
552Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
553Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
554A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids
555River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
556Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
557Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
558Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
559Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
560An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
561An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
562Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
563A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
564An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
565An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge
566Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
567A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
568Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
569A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake
570Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system
571Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank
572The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions
573An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31)
574Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph
575Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991