26 | River Meavy salmon and sea trout populations : assessment of the impact of flows |
27 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
28 | Investigation into the frequency of storm overflow operation at Bradworthy sewage treatment works (1996) |
29 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |
30 | Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001) |
31 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |