501 | Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994 |
502 | Mercury, methylmercury and copper in the River Yare, Norfolk : summary of a report to the National Rivers Authority, Anglian Region |
503 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
504 | Interim report on the environmental impacts of the drought on Yorkshire rivers April 1995 to April 1996 |
505 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
506 | Conservation and recreation : the Wye challenge : towards a management strategy for the River Wye : summary report (bilingual) |
507 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
508 | Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency |
509 | Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development |
510 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
511 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
512 | Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example |
513 | A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994 |
514 | A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock |
515 | Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare |
516 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
517 | Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system |
518 | Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank |
519 | The Economics of No-Spray Zones - a Study of the Risks and Benefits of Pesticide No-Spray Restrictions |
520 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
521 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
522 | An investigation to determine the source of high levels of gamma-HCH in the Newlyn River during summer 1989 |
523 | River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man |
524 | Investigation of flow distribution in a fracture zone at the Stripa mine, using the radar method, results and interpretation |
525 | Biosensors for environmental monitoring : a review of capabilities and strategies for the future : consultant's report to the NRA |