476 | A report on the 1992 strategic stock assessment survey of the upper Eden catchment with particular reference to salmonids |
477 | River Darent low flow alleviation. Annex 3 : plan for the Darent : report of the joint NRA/TWUL project team |
478 | Implementation of environmental accounting : the way ahead for a new "green agency" : submitted for the Open University Open Business School MBA |
479 | Regulation guidance and direction making powers in the Environment Act 1995 in relation to the Environment Agency |
480 | Opportunities for change : the Environment Agency's response to the government consultation paper on a revised UK strategy for sustainable development |
481 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
482 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
483 | Water framework directive : guiding principles on the technical requirements (summary) : accompanying summary to the Environment Agency consultation document |
484 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |
485 | An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95] |
486 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
487 | Options for development of an enhanced team culture in the NRA, using the Welsh Regional Technical Department as an example |
488 | A preliminary investigation into the extent of saline ingress into Curry Moor from the River Tone, January 1994 |
489 | A report on the infaunal communities within Weston Bay in relation to the sewage outfall at Black Rock |
490 | Bioccumulation of halogenated compounds by limpets and fucoid seaweeds in the vicinity by the Black Rock sewage outfall, Weston-Super-Mare |
491 | A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake |
492 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
493 | Procedure for quality assurance for RIVPACS compatible macro-invertebrate samples analysed to the taxonomic level needed for the BMWP-score system |
494 | Assessment of the Trophic Status of Rivers using Macrophytes - supporting documentation for evaluation of the Mean Trophic Rank |
495 | An audit of performance in the AQC inspection of standard biological macro-invertebrate samples in 2002 : The Environment Agency (C00158/31) |
496 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |
497 | Final report of the controlled cohort investigations into the health effects of bathing in sewage contaminated coastal waters |
498 | River Habitat Quality the physical character of rivers and streams in the UK and Isle of Man |
499 | Investigation of flow distribution in a fracture zone at the Stripa mine, using the radar method, results and interpretation |
500 | Biosensors for environmental monitoring : a review of capabilities and strategies for the future : consultant's report to the NRA |