526 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
527 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
528 | Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual) |
529 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
530 | Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency |
531 | Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development |
532 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
533 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
534 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
535 | A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89 |
536 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |
537 | An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95] |
538 | Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example |
539 | A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994 |
540 | A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake |
541 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
542 | Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system |
543 | Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank |
544 | The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions |
545 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
546 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |
547 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
548 | An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989 |
549 | An investigation into high concentrations of atrazine in surface waters and the increase in maize production in the Otter valley |
550 | River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man |