Il se compose d’un récif barrière et de plusieurs. Information and translations of atholl in the most comprehensive dictionary. An atoll is a type of coral reef with a coral rim that partially or completely surrounds a water body known as a lagoon.
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Channels between islets connect a lagoon to the open ocean or sea.
Means a naturally formed coral reef system which has one or more islands situated on the reef system, including, but not limited to, ngulu, ulithi, sorol, eauripi, woleai, faraulep, ifalik, olaimarao, elato, lamotrek, west fayu, puluwat, pulap, pulusuk, namonuito, kuop, nomowin, murilo, losap, namoluk, satawan, etal, lukunor, minto reef, oroluk, nukuoro, kapingamarangi,.
Île des mers tropicales, formée de récifs coralliens qui entourent. Dictionary of unfamiliar words by diagram group copyright © 2008 by diagram visual information limited. Un atoll est une île corallienne basse présentant une forme annulaire et abritant un lagon, souvent de faible profondeur, en son centre. A coral island or islands, consisting of a belt of coral reef, partly submerged, surrounding a central lagoon or depression;
Definition of atholl in the definitions.net dictionary.
The definition of an atoll is a ring shaped coral reef, or close coral islands that enclose or almost enclose a lagoon. The reefs are often curving structures so the atoll will usually form a central bay surrounded by a low temporary island of coral limestone. A tax or fee paid for some liberty or privilege (as of passing over a highway or bridge) 2 : An atoll is a portion of a coral reef that pokes a few feet above sea level.
The bikini in the pacific ocean is an example of an atoll.
Atolls consist of ribbons of reef that may not always be circular but whose broad configuration is a closed shape up to dozens of kilometres across, enclosing a lagoon that may be approximately 50 metres (160 feet) deep or more. They are especially common in the western and central pacific ocean and are believed to form along the fringes of underwater volcanoes. It is usually formed from a fringing reef around a volcanic island. As reef building corals thrive only in warm waters, atolls are only found in the tropics and subtropics.
It is usually formed from a fringing reef around a volcanic island.
Bikini atoll (/ ˈ b ɪ k ɪ ˌ n iː / or / b ɪ ˈ k iː n i /; A coral island or series of coral islands forming a ring that nearly or entirely encloses a shallow lagoon. An atoll is a ring of coral that originally grew completely around the shoreline of an island, and which continued to grow upward on top of itself as the island subsided or eroded away. [noun] a coral island consisting of a reef surrounding a lagoon.
Dictionary of unfamiliar words by diagram group copyright © 2008 by diagram visual information limited.
Atolls with the reef grown on. Atoll, coral reef enclosing a lagoon. Atolls are surrounded by deep ocean water and range in diameter from about 1 km (0.62 mi) to over 100 km (62 mi).
