River Derg
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]
| River Derg | |
|---|---|
 River Derg and the Ardstraw Bridge | |
| Etymology | From Lough Derg, 'red lake' |
| Native name | Abhainn na Deirge |
| Location | |
| Country | Republic of Ireland, Northern Ireland |
| Physical characteristics | |
| Source | |
| • location | Lough Derg, County Donegal |
| • elevation | 138 metres (453 ft) |
| Mouth | |
• location | North Channel via Lough Foyle, River Foyle, River Mourne |
| Length | 45 kilometres (28 mi) |
| Basin size | 440 square kilometres (170 sq mi) |
| Discharge | |
| • average | 16.2 m3/s (570 cu ft/s) |
River Derg on the Northern Ireland side of the border
The River Derg is known for its salmon, grilse and sea trout.
See also
References
- Derg Lough Foyle
- Ordnance Survey of Ireland: Rivers and their Catchment Basins 1958 (Table of Reference)
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