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451A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972.
452The effects of ammonia in discharges from Hogsmill STW on the water quality of the River Thames at Teddington : Summer 1990 an update
4531995 drought report : a report on the severity of the drought of 1995 and its effect in the Severn and Trent catchments
454Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS)
455The Role of Bankside Habitat in River Ecology: The importance of riparian and marginal vegetation on the distribution and abundance of aquatice invertebrates
456The Movements of Atlantic Salmon (Salmo salar L.) and Sea Trout (Salmo trutta L.) Smolts in the Impounded Estuary of the R.Tawe, South Wales
457The new waterlands? Proceedings of a one day seminar organised by the Sussex Wildlife Trust as part of the RSNC Wildlife Trusts Parnership Water For Wildlife campaign
458The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington
459Audit surveys in the NRA Thames region : a report on the surveys carried out in 1992/93 to assess the retention and enhancement of wildlife habitats during routine dredging operations
460Measures to safeguard public water supplies : a second report to the Secretary of State for the Environment on the drought of 1995
461Preliminary assessment of the ability of Restormel fish counter to enumerate the passage of migratory salmonids on the River Fowey : Cornwall Area Fisheries Science Team
462The 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
463Factual report on the boreholes and installation of standpipes for the combined investigations in connection with the East Ruston common SSSI Alleviation Scheme
464A 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
465Inferences on the pollution status of the Thames estuary from the macrobenthic community structure : National Rivers Authority Thames Region, Biology, Thames Estuary Benthic Programme
466A 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
467Warming to the idea : meeting the challenge of climate change in the South West : summary report : south west region climate change impacts scoping study
468Assessment 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
469Investigations 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
470Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2010-2011
471The behaviour of adult salmon (Salmo salar L.) in the River Tay as determined by radio telemetry
472Darwell Transfer Scheme. Final Report Part II. Location of the draw-off tower in the Darwell Reservoir
473Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2013-2014
474Recorded data from the Black Bridge weather station (weather station 2) in the Wensum Catchment between 2011-2012
475Recorded data from the Swan Hills weather station (weather station 1) in the Wensum Catchment between 2012-2013