476 | The Movements of Salmon (Salmo salar L.) and Sea Trout (Salmo trutta L.) Smolts in the Lower River and Estuary of the River Conwy, North Wales |
477 | Factual report on the boreholes and installation of standpipes for the combined investigations in connection with the East Ruston common SSSI Alleviation Scheme |
478 | A study of the mayfly parasite Spiriopsis adipophila, Arvy and Peters (1972) (=Sprininella adipophila, Arvy and Delage 1966) in Ephemera danica from the River Pang, a tributary of the River Thames |
479 | Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme |
480 | A review of available information sources for assessing the hazards and risks of chemical substances in the environment. Final report : recommendations for the acquistion of certain sources of environmental data |
481 | Warming to the idea : meeting the challenge of climate change in the South West : summary report : south west region climate change impacts scoping study |
482 | A field guide to the British seaweeds : as required for assistance in the classification of water bodies under the Water Framework Directive |
483 | Assessment of Ivybridge mobile monitoring station and investigation of the water quality of the River Erme and the effect of Ivybridge Sewage Treatment works final effluent |
484 | Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3 |
485 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2010-2011 |
486 | The behaviour of adult salmon (Salmo salar L.) in the River Tay as determined by radio telemetry |
487 | Darwell Transfer Scheme. Final Report Part II. Location of the draw-off tower in the Darwell Reservoir |
488 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2013-2014 |
489 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2011-2012 |
490 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2012-2013 |
491 | Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2012-2013 |
492 | Radioactivity in the environment : a summary and radiological assessment of the Environment Agency's monitoring programmes : report for 1996 |
493 | The biology of the sea trout. Summary of a symposium held at Plas Menai 24-26 October 1984 |
494 | A strategy for the management of the new South East Area Biology Team across a dual location following restructuring |
495 | An estimated map of NO2 concentration in the Midlands region : a report produced for the Environment Agency |
496 | The environmental impact of sewage discharges to the Salcombe Estuary, South Devon, from Anchor Watch, Cliff Raod, Salcombe |
497 | Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2013-2014 |
498 | Pesticides in the aquatic environment : regional data appendix : prepared by the National Centre for Toxic and Persistent Substances (TAPS) |
499 | Investigation into the effect of sewage disinfection on the bioaccumulation of chloroform, bromoform, dibromochloromethane and dichlorobromomethane by fucoid seaweeds |
500 | (3) The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |