1201 | Water quality modelling in the Environment Agency (Report no.28) : present practice and future challenges : Water Quality Modelling Group workshop proceedings |
1202 | The Menai Strait catchment management plan : action plan (bilingual) : Cynllun Rheoli Dalgylch Afon Menai; 1995 Cynllun Gweithredu |
1203 | Audit of priority species of rivers and wetlands : Southern Damselfly Coenagrion mercuriale in South Hampshire and the Isle of Wight |
1204 | Analytical method for the determination of acid herbicides in sandstone and chalk aquifer materials (Draft RanD note) P439/9/A |
1205 | East Devon public water supply strategy : the existence and potential use in yield analysis of historic flow records |
1206 | Summary report on blue-green algae toxin analysis, Toxicity Assessment and reporting to the Environment Agency, 1998 |
1207 | The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : review of existing literature |
1208 | An investigation into possible causes of poor water quality at Nymphayes Bridge (R30D009) on the Gissage Lake |
1209 | Micro low flows average and low flows estimation in the SW region : validation of regional version 1.1 software |
1210 | The protection of East Anglian wetlands Phase 2 : review of BGS draft report. February 1995 (OI 558) |
1211 | The use of constructed wetlands to ameliorate metal-rich mine waters. Stage 1 : study of natural wetlands |
1212 | River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ ) |
1213 | Possible replacements for the biochemical oxygen demand (BOD) test and suspended solids as measures of effluent and water quality |
1214 | Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight |
1215 | River Lemon corridor survey : a report prepared by Ecologue for the National Rivers Authority (South West Region) |
1216 | Audit of priority species of rivers and wetlands : white-clawed crayfish Austropotambius pallipes in South Hampshire and the Isle of Wight |
1217 | Audit of priority species of rivers and wetlands : Marsh Fritillary in South Hampshire and the Isle of Wight |
1218 | List of R and D outputs September 1989 to September 1995 : the National Rivers Authority's R and D programme |
1219 | Front Cover of A Key to the British Species of Freshwater Cladocera, with Notes on their Ecology |
1220 | Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001) |
1221 | Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software |
1222 | Gorran Haven (Little Perhaver) EC bathing waters directive failure 1996 : an investigation of the Gorran Haven Stream |
1223 | Guidance to agency officers on the provision of technically competent management (multiple sites) at licensed waste facilities |
1224 | Report on US study tour of engineered wetlands for the treatment of waste water and mine drainage, March 1992 |
1225 | NRA guidance on the acceptable leachable values for contaminated material to be deposited in Upper Tame catchment |