The Irish Sea.
The North Sea separates Britain from the mainland of Europe. Britain is an island that has three countries on, which are England, Wales and Scotland. Only England and Scotland have a North Sea coastline.
Britain is an island and Belgium is on the European mainland.
The island of Great Britain which lies off the western coast of the European mainland.
Bass Strait separates mainland Australia from the island state of Tasmania.
The Tyrrhenian Sea is a portion of the Mediterranean Sea. The Tyrrhenian Sea separates the island of Sardinia from Italy.
The Sea of Japan separates the island of Japan from mainland Korea.
The body of water which separates the island state of Tasmania from mainland Australia is Bass Strait.
The Strait of Magellan separates the continental mainland from the large island of Tierra del Fuego. Tierra del Fuego is known as the Land of Fire.
The body of water which separates the island state of Tasmania from mainland Australia is Bass Strait.
The island of Britain, which contains England, Scotland and Wales, is sometimes referred to as the mainland of the UK.
The Strait of Georgia separates Vancouver Island from the mainland of British Columbia, Canada. The strait runs approximately 240 km (150 miles) in length and is an important waterway for marine transportation and recreation in the region.
Water that separates a mainland and an island is typically referred to as a "channel" or "strait." These terms describe the body of water that flows between the landmasses. Channels can vary in size and depth, and they often serve as important navigation routes for vessels.