1 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
2 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
3 | 'Sea Vigil' water quality monitoring : the East Anglian coast 1994 |
4 | Impact assessment of Helston Sewage Treatment Works on water quality of the River Cober Loe Pool |