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Great Barrier Reef

(Encyclopedia)Great Barrier Reef, largest complex of coral reef in the world, c.1,250 mi (2,000 km) long, in the Coral Sea, forming a natural breakwater for the coast of Queensland, NE Australia. Composed of more t...

Great Southern Reef

(Encyclopedia)Great Southern Reef, rocky reef complex, c. 27,000 sq mi (70,000 sq km), extending almost 5,000 mi (8,100 km) along S and SW Australia coast, from Brisbane to Perth. The reef's temperate marine ecosys...

Outer Barrier

(Encyclopedia)Outer Barrier, series of sandy barrier islands or offshore bars, extending c.75 mi (120 km) along the south shore of Long Island, SE N.Y., from Rockaway Beach at the west to the east end of Shinnecock...

reef

(Encyclopedia)reef: see coral reef.

coral reefs

(Encyclopedia)coral reefs, limestone formations produced by living organisms, found in shallow, tropical marine waters. In most reefs, the predominant organisms are stony corals, colonial cnidarians that secrete an...

Randall, John Ernest, Jr.

(Encyclopedia)Randall, John Ernest, Jr., 1924–2020, American ichthyologist, b. Los Angeles, Ph.D. Univ. of Hawaii, Manoa, 1955. A marine taxonomist, he named 30 new genera and hundreds of new species of fish. Par...

Cairns

(Encyclopedia)Cairns, city and region, Queensland, NE Australia, on Trinity Bay. It is a principal sugar port of Australia; lumber and other agricultural products are...

sound barrier

(Encyclopedia)sound barrier: see aerodynamics. ...

Coral Sea Islands

(Encyclopedia)Coral Sea Islands, external territory of Australia, comprising scattered small islands and reefs spread over c.400,000 sq mi (1,035,995 sq km) of the South Pacific Ocean, E of the Great Barrier Reef, ...

Great South Bay

(Encyclopedia)Great South Bay, arm of the Atlantic Ocean, c.45 mi (72 km) long, between the southern shore of Long Island and offshore barrier islands, SE N.Y. With the rapid population growth along its shores, the...