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451Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
452Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
453Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
454An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys
455An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment
456Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
457A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
458An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
459An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
460A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
461A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
462Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare
463Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
464A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake
465Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment
466Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system
467Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank
468The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions
469An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31)
470Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph
471Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991
472An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989
473Investigation of flow distribution in a fracture zone at the Stripa mine, using the radar method, results and interpretation
474Biosensors for environmental monitoring : a review of capabilities and strategies for the future : consultant's report to the NRA
475An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991)