Columbia Encyclopedia

Search results

500 results found

Aeolian Islands

(Encyclopedia)Aeolian Islands: see Lipari Islands, Italy. ...

Parry Islands

(Encyclopedia)Parry Islands: see Queen Elizabeth Islands, Canada. ...

Caicos Islands

(Encyclopedia)Caicos Islands: see Turks and Caicos Islands. ...

Nicobar Islands

(Encyclopedia)Nicobar Islands, India: see Andaman and Nicobar Islands. ...

sea urchin

(Encyclopedia)sea urchin, spherical-shaped echinoderm with movable spines covering the body. The body wall is a firm, globose shell, or test, made of fused skeletal plates and marked by regularly arranged tubercles...

Ellice Islands

(Encyclopedia)Ellice Islands or Lagoon Islands: see Tuvalu. ...

sea star

(Encyclopedia)sea star, also called starfish, echinoderm of the class Asteroidae, common in tide pools. Sea stars vary in size from under 1⁄2 in. (1.3 cm) to over 3 ft (90 cm) in diameter. They are commonly dull ...

Weddell Sea

(Encyclopedia)Weddell Sea wĕdˈəl [key], arm of the Atlantic Ocean, W Antarctica, SE of South America, bordered by the Antarctic Peninsula and Coats Land. The vast Ronne and Filchner ice shelves are at the head o...

Salton Sea

(Encyclopedia)Salton Sea sôlˈtən [key], saline lake, 370 sq mi (958 sq km), northern part of the Imperial Valley, SE Calif.; 232 ft (71 m) below sea level. The area was anciently the northern part of the Gulf of...

Beaufort Sea

(Encyclopedia)Beaufort Sea bōˈfərt [key], part of the Arctic Ocean, N of Alaska and Canada, between Point Barrow, Alaska, and the Canadian Arctic Archipelago. The Mackenzie River flows into the sea, which is alw...