River Haddeo

The River Haddeo on Exmoor

Exmoor

Exmoor is a National Park situated on the Bristol Channel coast of South West England. The park straddles two counties, with 71% of the park located in Somerset and 29% located in Devon. The total area of the park, which includes the Brendon Hills and the Vale of Porlock, covers of hilly open...

 in Somerset

Somerset

Somerset is a county in South West England. The county town is Taunton, which is in the south of the county. The ceremonial county of Somerset borders the counties of Bristol and Gloucestershire to the north, Wiltshire to the east, Dorset to the south-east, and Devon to the south-west...

 flows from the Wimbleball Lake

Wimbleball Lake

Wimbleball Lake on Exmoor in Somerset, England, is a water supply reservoir constructed in the 1970s and completed in 1979.The high dam is of concrete buttress construction and impounds the River Haddeo to provide a water storage capacity of some 21,000 megalitres over an area of . Aggregate for...

 to the River Exe

River Exe

The River Exe in England rises near the village of Simonsbath, on Exmoor in Somerset, near the Bristol Channel coast, but flows more or less directly due south, so that most of its length lies in Devon. It reaches the sea at a substantial ria, the Exe Estuary, on the south coast of Devon...

.

The River Haddeo on Exmoor

Exmoor

Exmoor is a National Park situated on the Bristol Channel coast of South West England. The park straddles two counties, with 71% of the park located in Somerset and 29% located in Devon. The total area of the park, which includes the Brendon Hills and the Vale of Porlock, covers of hilly open...

 in Somerset

Somerset

Somerset is a county in South West England. The county town is Taunton, which is in the south of the county. The ceremonial county of Somerset borders the counties of Bristol and Gloucestershire to the north, Wiltshire to the east, Dorset to the south-east, and Devon to the south-west...

 flows from the Wimbleball Lake

Wimbleball Lake

Wimbleball Lake on Exmoor in Somerset, England, is a water supply reservoir constructed in the 1970s and completed in 1979.The high dam is of concrete buttress construction and impounds the River Haddeo to provide a water storage capacity of some 21,000 megalitres over an area of . Aggregate for...

 to the River Exe

River Exe

The River Exe in England rises near the village of Simonsbath, on Exmoor in Somerset, near the Bristol Channel coast, but flows more or less directly due south, so that most of its length lies in Devon. It reaches the sea at a substantial ria, the Exe Estuary, on the south coast of Devon...

.

The valley of the river consists of three tributary valleys extending down from the surrounding farmland to merge with the River Haddeo in the south. The tributary valleys include the River Pulham, which passes the village of Brompton Regis

Brompton Regis

Brompton Regis is a village and civil parish in the West Somerset district of Somerset, England about north-east of Dulverton. It is situated on the River Haddeo in the Brendon Hills within the Exmoor National Park, close to Wimbleball Lake, a water supply reservoir constructed in the 1970s and...

 and
continues to Hartford where it joins the Haddeo.

In 2001 - 2002 South West Water

South West Water

South West Water Services Limited is a water supply and sewerage utility company serving part of south west England. It was originally formed by the Water Act 1973 as one of ten regional water authorities formed by a merger of various statutory and local authority water undertakings...

 commissioned a detailed assessment of fish population, physical habitat, flow and water quality data within the River Haddeo, since it has been subject to regulated releases from Wimbleball Reservoir, to identify potential bottlenecks restricting the development of juvenile salmon

Salmon

Salmon is the common name for several species of fish of the family Salmonidae. Several other fish in the family are called trout; the difference is often attributed to the migratory life of the salmon as compared to the residential behaviour of trout, a distinction that holds true for the Salmo...

populations.