(Encyclopedia) echo sounder, an older instrumentation system for indirectly determining ocean floor depth. Echo sounding is based on the principle that water is an excellent medium for the…
(Encyclopedia) iceberg, mass of ice that has become detached, or calved, from the edge of an ice sheet or glacier and is floating on the ocean. Because ice is slightly less dense than water about one…
(Encyclopedia) Tasman Sea, arm of the S Pacific Ocean between Australia and New Zealand; named for Dutch explorer Abel Tasman. Sydney, Australia, is the largest city on the sea.
(Encyclopedia) Florida, Straits of, passage, c.90 mi (145 km) wide, between the Florida Keys in the north and Cuba in the south. It connects the Gulf of Mexico with the Atlantic Ocean.
(Encyclopedia) Windward Passage, strait, c.50 mi (80 km) wide, between Cuba and Haiti, connecting the Atlantic Ocean and Caribbean Sea. It provides a direct route from the E United States to the…
(Encyclopedia) Saint Vincent, Gulf, inlet of the Indian Ocean, 90 mi (145 km) long and 45 mi (72 km) wide, SE South Australia state, Australia. Port Adelaide is on the eastern shore.
(Encyclopedia) Sunda IslandsSunda Islandssŭnˈdə [key], mainly in Indonesia, between the South China Sea and the Indian Ocean, comprising the western part of the Malay Archipelago. It includes two…
(Encyclopedia) TungusTungust&oobreve;nk&oobreve;zˈ [key], Siberian ethnic group, numbering perhaps 30,000. They are subdivided into the Evenki, who live in the area from the Yenisei and Ob…
(Encyclopedia) Tharp, Marie, 1920–2006, American oceanographer and cartographer, grad. Univ. of Michigan (M.A. 1944). A geologist with experience in mapping, she came to Columbia Univ. as a geology…
(Encyclopedia) Georgetown, city (1985 est. pop. 75,000), capital and largest city of Guyana, on the Atlantic Ocean at the mouth of the Demerara River. It was known as Stabroek when the Dutch…
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