Celtic Sea
The Celtic Sea is the area of the Atlantic Ocean off the southern coast of Ireland bounded to the north by Saint George's Channel; other limits include the Bristol Channel, the English Channel, and the Bay of Biscay, as well as adjacent portions... Wikipedia
Coordinates: 50°N 8°W / 50°N 8°W
Location: Northwestern Europe
Surface area: 300,000 km2 (120,000 sq mi)