Firth of Clyde

Key facts

Location

Scotland

Type

Firth

Etymology

Scottish

Part of

Irish Sea

River sources

River Clyde

Basin countries

Scotland

Surface area

4,279 km (1,027 cu mi)

Average depth

58 m (190 ft)

Max depth

198 m (650 ft)

Shore length

1,256 km (780 mi)

Surface elevation

0 m (0 ft)

Frozen

No

Islands

Isle of Arran , Isle of Bute , Isle of Cumbrae