blue hole
a circular area in a tropical marine habitat where water depth is greater (creating a blue colour) than ringing coral. Attracts a variety of fish species. Also found landlocked in the low porous rock of islands, formed by erosion and enlarged by currents, and fed by tidal water

Dictionary of ichthyology. 2009.

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  • Blue Hole — (englisch für Blaues Loch) bezeichnet ozeanografisch eine Öffnung (Loch) im Dach eines Küstensaumriffes. Es gibt zahlreiche Blue Holes, zu den bekanntesten zählen: das Blue Hole (Ägypten), ein beliebter Tauchplatz im Roten Meer das Great Blue… …   Deutsch Wikipedia

  • Blue hole — Saltar a navegación, búsqueda Vista aérea del Great Blue Hole en la costa de Belize, en septiembre de 2006 Aproximadamente a 100 kilómetros de la ciudad de Belize, se encuentra el casi círculo perfecto Great Blue Hole el cual tiene más de 305… …   Wikipedia Español

  • Blue Hole — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Blue Hole, littéralement Trou Bleu en anglais, est un toponyme utilisé pour désigner : Dean s Blue Hole (Trou bleu de Dean), un site de plongée aux… …   Wikipédia en Français

  • Blue hole — A blue hole is a submarine cave or sinkhole. They are also called vertical caves.Blue holes are roughly circular, steep walled depressions, and so named for the dramatic contrast between the dark blue, deep waters of their depths and the lighter… …   Wikipedia

  • Blue hole — Trou bleu (homonymie) Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Trou bleu fait référence à : En géologie : Un trou bleu, phénomène géologique marin ; Le Grand Trou Bleu, faille sous …   Wikipédia en Français

  • blue hole —    1. Deep resurgence pool, notably in Jamaica and Florida, that may have a blue color due to the presence of algae. Also a deep submarine cave of the Bahamas. The latter type are large flooded shafts cut into the limestones of the shallow reefs… …   Lexicon of Cave and Karst Terminology

  • blue hole — noun A submarine cave or sinkhole, a roughly circular, steep walled depression that is typically anoxic below a certain depth …   Wiktionary

  • Blue Hole (Red Sea) — Blue Hole is a diving location on east Sinai, a few kilometres north of Dahab, Egypt on the coast of the Red Sea.The Blue Hole is a submarine pothole (a kind of cave), around 130m deep. There is a shallow opening around 6m deep, opening out to… …   Wikipedia

  • Blue Hole (park) — Blue Hole National Park is a national park located just off the Hummingbird Highway in Cayo District of Belize, near Belmopan, the capital city. It is over 500 acres (2 km²) in area, and contains two cave systems (St. Hermans and Crystal),… …   Wikipedia

  • Blue Hole Lake — ist der Name mehrerer Seen in den Vereinigten Staaten: Blue Hole Lake (Arkansas) Blue Hole Lake (Louisiana) Blue Hole Lake (Mississippi) Diese Seite ist eine Begriffsklärung zur Unterscheidung mehrerer mit demselben Wort bezeichneter Begriffe …   Deutsch Wikipedia

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