76 | River Lynher : catchment action plan |
77 | River Plym : catchment action plan |
78 | River Tamar (not Tavy and Lynher) : catchment action plan |
79 | An assessment of the causes of non-compliance with river quality standards within the River Tiddy catchment (1989-1991) |
80 | 1994 general quality assessment (GQA) Cornwall area |
81 | Organo-chlorine pesticide residues in freshwater fish [eels] |
82 | Impact assessment of scour valve test at Roadford Reservoir on water quality of the River Lyd |