1 | The effect of the voluntary initiative on water quality |
2 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
3 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
4 | Biological investigation of the Common Lake Stream |
5 | Bioaccumulation of metals in the Thames Estuary |
6 | A demonstration of the use of a framework for the ecological risk assessment of land contamination |
7 | Biological assessment of the effects of Ivybridge Sewage Treatment Works on the River Erme |
8 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
9 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
10 | Using Macrophytes for the Environmental Assessment of Rivers: The Role of Sediment Nutrients |
11 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
12 | The influence of zinc sulphate solution on the fauna of chalk stream channels
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13 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : appendices |
14 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
15 | Biological Assessment Methods: Controlling the Quality of Biological Data. Package 1 The variability of data used for assessing the biological condition of rivers |
16 | Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species |
17 | Survey of the biological quality of creek systems in the outer Thames Estuary, with special reference to the impact of STW and landfill site discharges |
18 | Report on the results of a comparison of data from two surveys of the microfauna of the wash carried out in 1991 and 1993 |
19 | Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3 |
20 | NRA report of the blue-green algal monitoring 1990 : a report by the toxic blue-green algae task group |
21 | A biological investigation of the affects of discharges from Meldon quarry on the West Okemont River - 8/08/89 and 20/09/89 |
22 | Assessment of the feasibility of using image analysis in the oyster embryo-larval development and daphnia magna growth tests |
23 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
24 | Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991 |
25 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |