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Related to atoll: Midway Atoll


see coral reefscoral 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 exoskeleton of calcium carbonate (limestone).
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A ring-shaped coral reef that surrounds a lagoon without projecting land area and that is surrounded by open sea.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.


a circular coral reef or string of coral islands surrounding a lagoon
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005


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References in periodicals archive ?
Currently, Atoll is producing nearly 300 mscf/d of natural gas and 9,000 barrels per day (b/d) of condensates from three wells.
'For the atoll nations, climate change is not a distant threat for a future generation to face but an immediate emergency, with tropical storms and rising seas taking their toll on human lives, livelihoods, and infrastructure,' Mr.
Today, the combined rooftop and SolarSea system at LUX South Ari Atoll is one of the largest solar installations in the country.
Alphonse is a tiny atoll, the tip of a submerged mountain, 232 nautical miles southwest of Seychelles' capital Victoria.
Although the issue of Okinotori Atoll remains unresolved, the Tsai administration has determined that it will not take an official position on the status of the atoll at this time, reports CNA.
After working for several years as a contract photographer and videographer for the USFWS, Shive agreed to an ambitious undertaking at the agency's request: to produce videos and photographs showcasing the country's five far-flung marine national monuments--Rose Atoll, Papahanaumokuakea, Marianas Trench, Pacific Remote Islands, all in the Pacific Ocean; and Northeast Canyons and Seamounts, the only one in the Atlantic Ocean.
'They are now using the atoll as parking space for their patrolling ships and fishing boats,' the source added.
"This study provided a better understanding of how atoll islands may be affected by a changing climate," Defense Department spokeswoman Heather Babb said in a statement.
Depending on their size, barrier reefs and atolls can take from 100,000 to 30 million years to fully form."
Kwajalein Atoll, the Marshall Islands and American Policy in the Pacific
Radiation from the 23 nuclear tests conducted near Bikini Atoll in the 1940s and '50s has lingered far longer than predicted.
Embassy is located on Majuro Atoll, which is home to the capital and nearly half of the country's 70,000 residents.