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Related to North Channel: Fennoscandian Shield
North Channel,strait, c.75 mi (120 km) long, between Northern Ireland and Scotland, connecting the Irish Sea with the Atlantic Ocean. It is 13 mi (21 km) across at its narrowest point.
a strait between Great Britain and the northeastern coast of Ireland; connects the Irish Sea with the Atlantic Ocean. The North Channel is 170 km long and 20 to 40 km wide, with depths to 272 m. There are strong tidal currents, with velocities of 7 to 12 km per hour. Belfast, a major port, is located on the channel.