1 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
2 | The Distribution Of Phytoplankton And Nutrients In The North East Irish Sea During 1997; |
3 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
4 | The Use Of DNA Fingerprinting To Study The Population Dynamics Of Otters (Lutra Lutra) In Southern Britiain - A Feasibility Study |
5 | Analysis of benthic macro-invertebrate samples collected by the NRA during 1989 and 1990 from various habitats in the River Delph |
6 | The River Colne Estuary subtidal biological survey 1992 |
7 | The National Rivers Authority employee attitude survey : summary |
8 | Distribution of Macroinvertebrates in English and Welsh Rivers based on the 1995 Survey |
9 | A report on a baseline survey of the subtidal benthic communities within Portland Harbour (January 1997) |
10 | Appraisal of nature conservation and recreation improvement measures at the Environment Agency's estates |
11 | Thames estuary benthic programme : a site by site report on the results of macroinvertebrate surveys undertaken during 1990-91 |