426 | Investigation into the 1999 failure of the European Community bathing waters directive at Teignmouth Town Beach (2001) |
427 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
428 | Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met |
429 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 2 : final draft |
430 | The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire |
431 | A Study of the Composition of Collected Household Waste in the United Kingdom - with particular reference to packaging waste |
432 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1995 |
433 | Tributyltin in the aquatic environment : final report to the National Rivers Authority September 1990 to September 1992 |
434 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
435 | Report on Grayling research and production in the Anglian region of the National Rivers Authority, December 1988 to April 1989 |
436 | The development of biomanipulation techniques and control of phosphorus release from sediments (475/1/A) : LIFE project : restoration of the Norfolk Broads |
437 | The application of toxicity-based criteria for the regulatory control of wastewater dicharges Response compendium March 1997 |
438 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996 |
439 | Preliminary modelling of water storage and transfers in the Anglian region : supporting documentation for the regional water resources strategy May 1993 |
440 | Continuous water quality monitoring results collected from the river Torridge at Cockshilhay and Beam Bridge for the EU UWWTD |
441 | Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994 |
442 | Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region |
443 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
444 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
445 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
446 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
447 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
448 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
449 | A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89 |
450 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |