4701 | Evaluation of the effectiveness of the Water Fringe Option Scheme on Environmental Quality |
4702 | Monitoring of rivers and effluents |
4703 | Environmental Protection Act 1990 Best Practical Environmental Option and Other Assessment Methods: Case Study Comparisons |
4704 | The River Conwy catchment management plan : action plan (bilingual) : 1995: Cynllun Gweithrediad Cynllun Rheoli Dalgylch yr Afon Conwy 1995 |
4705 | Impact assessment of Meldon quarry on water quality in the West Okement river |
4706 | River Strat catchment river water quality classification 1991 |
4707 | Report on the quality of bathing waters 1990 |
4708 | Isle of Wight catchment management plan : consultation report |
4709 | Spring Carp Mortality Syndrome (SCMS) Transmission Study |
4710 | River catchment management plans : data report |
4711 | Hampshire salmon investigation report on salmon radio tracking 1991 |
4712 | Focus on Biodiversity Update 2002 |
4713 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
4714 | Biological report of the 1991 coastal and estuarine survey from Crosby to Glasson |
4715 | River Corridor Surveys
|
4716 | Technical services available to NRA staff |
4717 | Land drainage consent report : investigation of the conservation input into land drainage consents |
4718 | Regional water resource review |
4719 | Guidance on the Assessment of Cause and Effect in Ecological Risk Assessment |
4720 | Flood defence levels of service : stage 2 annex B (Note 127) : land use assessment |
4721 | The rehabilitation of the River Taff |
4722 | Electron Microscope Image: Filament of Oscillatoria being ingested by the ciliate Nassula tumida |
4723 | The government's policy for a public regulatory body in a privatised water industry |
4724 | Bideford flood plan : public information leaflet |
4725 | Upper Lee catchment management plan : final plan : September 1994 |