| 5526 | General Quality Assessment (GQA) Devon Area 1994 |
|---|
| 5527 | Hartland and Clovelly streams : catchment action plan |
|---|
| 5528 | Hartland streams river water quality classification 1990 |
|---|
| 5529 | Hartland streams river water quality classification 1991 |
|---|
| 5530 | Impact assessment of acidic and metalliferous pollution in the Fowley Stream |
|---|
| 5531 | North Devon coast and Lyn catchment river water quality classification 1990 |
|---|
| 5532 | North Devon coast and Lyn catchment river water quality classification 1991 |
|---|
| 5533 | North Devon streams : action plan, August 1997 |
|---|
| 5534 | Occurrence of cryptosporidium oocysts in river water |
|---|
| 5535 | Review of fishery regulations on the Rivers Taw and Torridge |
|---|
| 5536 | River Lyn fisheries survey 1994 |
|---|
| 5537 | River quality classification 1985-1990 : identification of possible causes of non-compliance with river quality objectives |
|---|
| 5538 | River Taw : catchment action plan |
|---|
| 5539 | River Taw catchment management plan : public consulatation |
|---|
| 5540 | River Taw catchment river water quality classification 1990 |
|---|
| 5541 | River Taw catchment river water quality classification 1991 |
|---|
| 5542 | River Torridge and Hartland streams : action plan : plan from September 1999 to September 2004 |
|---|
| 5543 | River Torridge catchment action plan |
|---|
| 5544 | River Torridge catchment action plan |
|---|
| 5545 | River Torridge catchment management plan : final report |
|---|
| 5546 | River Torridge catchment management plan : final report, first annual review |
|---|
| 5547 | River Torridge catchment management plan : stage 1 : statement of catchment uses and problem identification |
|---|
| 5548 | River Torridge catchment river water quality classification 1990 |
|---|
| 5549 | River Torridge catchment river water quality classification 1991 |
|---|
| 5550 | River Torridge Salmon and Sea Trout : Redd distribution 1969-1991 |
|---|
