601 | Toxic blue-green algae : a report by the National Rivers Authority |
602 | Report on monitoring of environmental quality in the Severn Estuary |
603 | INP-integrated North Sea programme : workshop 14-15th May 1992, Rijkswaterstaat,The Hague |
604 | Investigating the Applicability of Passive Sampling Devices to Pesticide Monitoring |
605 | Water quality in Anglian Region : the first five years |
606 | The environmental requirements of adult Atlantic salmon (Salmo salar L.) during their upstream migration in the Northwest Miramichi River, New Brunswick. Draft. |
607 | High level principles for OPRA-based schemes : guidance on the development and implementation of risk rating and regulatory resource planning systems in the Environment Agency |
608 | Interim review of drought management experience in the North West Region of the National Rivers Authority. lessons learned (29th June 1995 - March 31st 1996) |
609 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
610 | An ecological study of the effects of ferric dosing on the plankton and benthic invertebrates of Grafham Water between May 1990 and November 1991 |
611 | Catch and release: the survival and behaviour of Atlantic salmon angled and returned to the Aberdeenshire Dee, in spring and early summer |
612 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
613 | A study of the use of Glycol-based de-icers at RAF Lyneham and their impact on local watercourses during the winter of 1999/2000 |
614 | Implications of draft EC Directive concerning municipal waste water treatment : Memorandum submitted by the NRA to House of Lords Select Committee on the European Communities |
615 | Results of the oyster (Crassostrea gigas) embryo-larval biassay on samples taken during the winter phase of national maritime monitoring programme 1997 : interim report |
616 | Decision document on the review of authorisations for British Nuclear Fuels plc to dispose of radioactive wastes from the Springfield nuclear site : main document |
617 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
618 | The Management of blue-green algal blooms in South-East Australia : a report on the visit to Australia by MJ Pearson and AJD Ferguson in January/February 1993 |
619 | Protocol on "managing waste" : memorandum of understanding between Local Government Association and the Environment Agency |
620 | Front Cover of Some Methods for the Statistical Analysis of Samples of Benthic Invertebrates |
621 | Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire
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622 | Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987 |
623 | Invertebrates of Esthwaite in relation to development of fish farming in the South Basin |
624 | Review of Literature on the Effect on Aquatic Communities of Particulate Copper in River Systems
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625 | National marine baseline survey 1995 : littoral cell 2 : Flamborough Head to the Wash |