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Bookmark or Share- What Is An Atoll? - WorldAtlasThere are four types of coral reefs including table reef, barrier reef, fringing reef, and atoll. An atoll is a type of coral reef with a coral rim that partially or completely surrounds a water body known as a lagoon. It is usually formed from a fringing reef around a volcanic island.
- Atoll Definition & Meaning - Merriam-WebsterThe meaning of ATOLL is a coral island consisting of a reef surrounding a lagoon. Did you know?
- Atoll - WikipediaAtolls are the product of the growth of tropical marine organisms, and so these islands are found only in warm tropical waters. Volcanic islands located beyond the warm water temperature requirements of hermatypic (reef-building) organisms become seamounts as they subside, and are eroded away at the surface.
- Atoll - Education | National Geographic SocietyAtolls are sparsely populated, low-lying islands whose white, sandy beaches and placid lagoons are ideally suited to the tourism industry. Island nations made of atolls include Maldives, in the Indian Ocean, and Kiribati, in the Pacific.
- Atoll Facts and Information - Coral Reef InfoWhat is an “atoll”? For reef scientists, atolls are broadly defined as a large, ring-shaped coral reefs that surround a central lagoon. Coming up with a more specific and unambiguous definition of such reef formations is not all that easy however.
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