1 | Fishery survey of the Congresbury Yeo, 1994 |
2 | Fishery survey of the River Yeo catchment |
3 | An investigation to determine if Great Torrington STW is the cause of elevated copper and zinc concentrations in the River Torridge |
4 | A desk top study into the probable causes of poor water quality at Higher Hollacombe Farm (RO5K013) on the Hollacombe Lake |