401 | River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ ) |
402 | River Glen : river channel assessment : annex B : an analysis of invertebrate records for the River Glen 1976-1991 |
403 | River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire |
404 | The Warwickshire Avon catchment management plan : first annual review : October 1994 - October 1995 (NRA Severn -Trent 45)
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405 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period January-December 1987 |
406 | The protection of East Anglian wetlands Phase 2 : review of BGS draft report. February 1995 (OI 558) |
407 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk E in 2011 |
408 | Audit of priority species of rivers and wetlands : Southern Damselfly Coenagrion mercuriale in South Hampshire and the Isle of Wight |
409 | Environmental assessment of Denver MRF : impact of freshwater flow on water quality of the Great Ouse estuary : draft working paper 3 |
410 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 1 : report and executive summary |
411 | East Devon public water supply strategy : the existence and potential use in yield analysis of historic flow records |
412 | An investigation into possible causes of poor water quality at Blakewell Bridge (R30A001) on the Bradiford Water |
413 | An investigation into possible causes of poor water quality at Nymphayes Bridge (R30D009) on the Gissage Lake |
414 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |
415 | Torridge data report : biological monitoring of organic inputs to the study catchments using rapid biological assessment keys |
416 | Gorran Haven (Little Perhaver) EC bathing waters directive failure 1996 : an investigation of the Gorran Haven Stream |
417 | The River Taf catchment management plan : action plan 1995 (bilingual) : Cynllun rheoli dalgylch Afon Taf : cynllun gweithredu 1995 |
418 | Graphical representation of certain metals and organics concentrations versus flow rates for some of the rivers in Districts 3 and 6 |
419 | River Lemon corridor survey : a report prepared by Ecologue for the National Rivers Authority (South West Region) |
420 | Investigation to assess the compliance of Trelavour Kilns discharge CP7 (SW 9479 5722) with consent conditions and to identify any impact upon water quality in the St Dennis Stream : final draft report |
421 | Local environment focus : local environmental issues in Leek, Ashbourne, Endon, Cheadle and Uttoxeter : Local Environment Agency Plan (LEAP) for the Dove : 2nd annual review |
422 | The Wandle, Beverley Brook, Hogsmill catchment management plan : report on formal consultation response to : response to Wandle/Beverley/Hogsmill CMP catchment management report November 1994 |
423 | Local environment focus : local environmental issues in and around Leicester, Loughborough, Melton Mowbray, Shepshed, Narborough, Syston and Kegworth : Local Environment Agency Plan (LEAP) for the Soar : 3rd annual review : August 2001 |
424 | Local environment focus : local environmental issues in and around Nottingham, Derby, Newark-on-Trent, Gainsborough, Scunthorpe and Ilkeston. : Environment Agency newsletter for the Lower Trent and Erewash catchment, June 2003. |
425 | Graphical representation of certain metals and organics concentrations in relation to flow rates and sampling times for some of the rivers in District 6 |