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451Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD
452Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994
453Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region
454Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996
455Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996
456River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team
457Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual)
458Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA
459Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency
460Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development
461Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document
462A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89
463An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96
464An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95]
465An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge
466Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example
467A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994
468A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock
469Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare
470Modelling the contribution from non-agricultural sources to nitrate pollution in the Sor Brook (Thames Region) (UC 3134)
471A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake
472Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank
473The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions
474Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters
475An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989