1 | The water quality of the Humber Estuary 1992 : a report from The Humber Estuary Committee |
2 | The quality of the Humber Estuary 1980-1990 : report of the National Rivers Authority |
3 | The quality of rivers and estuaries in Northumbria region 1990 |
4 | Valuing the Humber's environmental assets : proceedings of a seminar 15 November 2000 |
5 | Environmental assessment of Denver MRF : impact of freshwater flow on water quality of the Great Ouse estuary : draft working paper 3 |