251 | Analysis of natural and polluted river communities in Great Britain- Progress report for the period January-December 1987 |
252 | The protection of East Anglian wetlands Phase 2 : review of BGS draft report. February 1995 (OI 558) |
253 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk E in 2011 |
254 | Eutrophication in controlled waters in the Warwickshire Avon catchment (final report). Vol 1 : report and executive summary |
255 | East Devon public water supply strategy : the existence and potential use in yield analysis of historic flow records |
256 | An investigation into possible causes of poor water quality at Nymphayes Bridge (R30D009) on the Gissage Lake |
257 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |
258 | Torridge data report : biological monitoring of organic inputs to the study catchments using rapid biological assessment keys |
259 | The River Taf catchment management plan : action plan 1995 (bilingual) : Cynllun rheoli dalgylch Afon Taf : cynllun gweithredu 1995 |
260 | Graphical representation of certain metals and organics concentrations versus flow rates for some of the rivers in Districts 3 and 6 |
261 | River Lemon corridor survey : a report prepared by Ecologue for the National Rivers Authority (South West Region) |
262 | Local environment focus : local environmental issues in Leek, Ashbourne, Endon, Cheadle and Uttoxeter : Local Environment Agency Plan (LEAP) for the Dove : 2nd annual review |
263 | 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 |
264 | 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 |
265 | Graphical representation of certain metals and organics concentrations in relation to flow rates and sampling times for some of the rivers in District 6 |
266 | River Bovey and Bovey minor tributaries corridor survey : October-November 1990 : a report prepared for the National Rivers Authority (South West Region) |
267 | Maidenhead, Windsor and Eton flood alleviation scheme - National Association of Flood Defence chairmen visit to the project site on 1 May 1991 |