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sea mouse

(Encyclopedia)sea mouse, marine worm of the genus Aphrodite with a short, broad, segmented body, found in moderately deep water. The upper, or dorsal, surface of a sea mouse bears 15 pairs of raised scales; the spa...

sea nettle

(Encyclopedia)sea nettle, any one of several species of stinging jellyfish, common along coasts and much feared by swimmers. Most stings are painful but are not dangerous to man; however, certain jellyfish of the 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...

Ross Sea

(Encyclopedia)Ross Sea, arm of the Pacific Ocean, Antarctica, between Victoria Land and Marie Byrd Land. It was discovered in 1841 by Sir James Clark Ross, a British explorer. Ross Island with Mt. Erebus, an active...

Sargasso Sea

(Encyclopedia)Sargasso Sea särgăsˈō [key], part of the N Atlantic Ocean, lying roughly between the West Indies and the Azores and from about lat. 20°N to lat. 35°N, in the horse latitudes. The relatively stil...

Barents Sea

(Encyclopedia)Barents Sea, arm of the Arctic Ocean, N of Norway and European Russia, partially enclosed by Franz Josef Land on the north, Novaya Zemlya on the east, and Svalbard on the west. Its waters are warmed b...

Baltic Sea

(Encyclopedia)Baltic Sea, arm of the Atlantic Ocean, c.163,000 sq mi (422,170 sq km), including the Kattegat strait, its northwestern extension. The Øresund, Store Bælt, and Lille Bælt connect the Baltic Sea wit...

sea otter

(Encyclopedia)sea otter: see otter.

sea pansy

(Encyclopedia)sea pansy, fleshy, leaf-shaped colony of marine organisms belonging to the genus Renilla in the same phylum as the jellyfish. The colony consists of a stalk formed by a large organism called a primary...

sea peach

(Encyclopedia)sea peach: see tunicate.