River Derg

River Derg
River Derg and the Ardstraw Bridge
Native name Abhainn na Deirge
Etymology From Lough Derg, 'red lake'
Country Republic of Ireland, Northern Ireland
Physical characteristics
Main source Lough Derg, County Donegal
138 metres (453 ft)
River mouth North Channel via Lough Foyle, River Foyle, River Mourne
Length 45 kilometres (28 mi)
Discharge
  • Average rate:
    16.2 m3/s (570 cu ft/s)
Basin features
Basin size 440 square kilometres (170 sq mi)
River Derg on the Northern Ireland side of the border

The River Derg is a small river in Ireland. The river has its source in the Lough Derg and it flows to east through Castlederg and join to the River Strule to form the River Mourne. The upper reaches of the catchment are characterised by peatland, while the lower reaches flow predominantly through farmland.[1] The River Derg's length is 28 miles (45 km)[2]

The River Derg is known for its salmon, grilse and sea trout.

See also

Rivers of Ireland

References

  1. ↑ Derg Lough Foyle
  2. ↑ Ordnance Survey of Ireland: Rivers and their Catchment Basins 1958 (Table of Reference)

Coordinates: 54°44′N 7°26′W / 54.733°N 7.433°W / 54.733; -7.433


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