The Celtic Sea is the part of the Atlantic Ocean lies on the south coast of Ireland and it is surrounded by Saint George's Channel, the Bristol Channel and the English Channel, also adjacent portions of Wales, Cornwall, Devon, and Brittany to the east.
History: The Celtic tradition of the bounding lands proposes the sea its name. The north part of the Sea had earlier been considered as portion of Saint George's Channel and the south part is considered as an undistinguished part of the "Southwest Approaches" to Great Britain.
List of Seas in Atlantic Ocean
|Adriatic Sea||Gulf of Mexico|
|Aegean Sea||Gulf of Sidra|
|Alboran Sea||Gulf of StLawrence|
|Argentine Sea||Gulf of Venezuela|
|Bay of Biscay||Ionian Sea|
|Bay of Bothnia||Labrador Sea|
|Bay of Campeche||Ligurian Sea|