26 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
27 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
28 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
29 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
30 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
31 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
32 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England; |
33 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
34 | Report for Anglian Water, NRA Unit on the uses of the Orwell and the Stour Estuaries and the use of the mathematical model to derive long term consent limits for all inputs to Orwell Estuary |
35 | Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species |
36 | The effects of water resources management on the rivers Bure, Wensum and Nar in North Norfolk : Final project report to the National Rivers Authority. July 1994 |
37 | Report on the results of a comparison of data from two surveys of the microfauna of the wash carried out in 1991 and 1993 |
38 | An estimated map of NO2 concentration in the Midlands region : a report produced for the Environment Agency |
39 | The Use Of DNA Fingerprinting To Study The Population Dynamics Of Otters (Lutra Lutra) In Southern Britiain - A Feasibility Study |
40 | An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 1998-March 1999 |
41 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2001 |
42 | An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 2000 - March 2001 |
43 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
44 | A review of the quality and status of the Suffolk and Essex estuaries and coastal waters : volume 2 : final draft |
45 | An investigation of ecological change in the rivers Kennet and Lambourn. Progress report for the period April 1999-March 2000 |
46 | Report on the quality of bathing waters in Hampshire, Sussex, Kent and the Isle of Wight : 1992 bathing season |
47 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
48 | An Assessment of Cormorant Depredation on Stillwater Coarse Fish Populations in the Lea and Colne Valleys of the Thames Catchment |
49 | Health effects of sea bathing (WMI 9021) - Phase III final report to the Department of the Environment |
50 | Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991 |