26 | Investigation into the 1999 failure of the European Community bathing waters directive at Beer beach (2001) |
27 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
28 | Impact of the signal crayfish Pacifastacus leniusculus and its associated crayfishery on the River Thame |
29 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
30 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1996; |
31 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England; |
32 | Biological investigation into the impact of the storm overflow at Middle Marwood Sewage Treatment Works |
33 | Project record for the review and statistical analysis of the baseline coastal waters survey |
34 | The quality of rivers, canals and estuaries in England and Wales : report of the 1990 survey |
35 | Rural sewage pollution in the '90s : report of the rural sewerage project 1993/4 |
36 | Swords water quality study - phase 1 : modelling the water quality of the River Thames |
37 | Investigation into the chemicals present and entering the Stover Lake, Stover Country Park |
38 | An investigation into the water quality of the River Waldon during wet weather |
39 | Investigation into the impact of Henstridge sewage treatment works on the River Umber, North Devon |
40 | The impact of land use on salmonids (Report 30) : a study of the River Torridge catchment |
41 | Further surveys to elucidate the distribution of the fine-lined pea mussel Pisidium tenuilineatum Stelfox, 1918 |
42 | Report on the control of discharges of titanium dioxide waste to the Humber Estuary : main report |
43 | A report on the 1992 strategic stock assessment survey of the upper Dewent catchment and the River Marron with particular reference to salmonids |
44 | 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 |
45 | Identification of Blue Green Algae of the British Isles Guide to the Genera and Use of the Interactive CD-ROM for Identification of Species |
46 | Report on the results of a comparison of data from two surveys of the microfauna of the wash carried out in 1991 and 1993 |
47 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
48 | An investigation of ecological change in the rivers Kennet and Lambourn. Report for the period April 1998-March 1999 |
49 | Investigation into the 1999 failure of the European Community bathing waters directive at Teignmouth Town Beach (2001) |
50 | Biological investigation of the impact of Ivybridge sewage treatment works discharge to the River Erme, May 1991 |