176 | Malodours and discolouration on the Wool Brook Sidmouth |
177 | The River Arun catchment management plan : action plan |
178 | An investigation to determine the water quality of Churchstanton Stream |
179 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
180 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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181 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
182 | Summary of monitoring activities on the blackwater estuary |
183 | Macroinvertebrates in the Kennet catchment : Part 1 - water quality monitoring |
184 | Guide to the use of control charts in water analysis |
185 | A Review of Methods for Assessing the Hydromorphology of Lakes |
186 | Continuous water quality monitoring results for the Carnon river |
187 | An assessment of the NRA algal growth inhibition test : 1993/4 |
188 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
189 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9 |
190 | A second stage evaluation of the Grant YSI3815 Water Logger |
191 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
192 | The Test catchment southern : recommendations for statutory water quality objectives |
193 | An assessment of river water quality in the River Kenn |
194 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
195 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
196 | The NRA in business : annual review and summary accounts 1993-94 |
197 | Cyanobacteria (blue-green algae) in the south west region 1989 |
198 | Toxic blue-green algae : a report by the National Rivers Authority |
199 | Investigation of salinity in the river Thurne catchment of North East Norfolk |
200 | Water quality investigations in the Newlyn river catchment |