1 | The River Adur |
2 | The River Ouse |
3 | The Natural (Baseline) Quality Of Groundwaters In England And Wales. The Chalk Of The South Downs |
4 | The River Arun catchment management plan : action plan |
5 | 'Sea Vigil' water quality monitoring : the East Anglian coast 1994 |
6 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |