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coral
coral
coral Small,
coelenterate marine animal of class Anthozoa, often found in colonies. The limestone skeletons secreted by each animal polyp accumulate to form a
coral reef. Reef-building corals are found only in waters with temperatures in excess of 20°C (68°F).
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Coral crisis! Humans are killing off these bustling underwater cities. Can coral reefs be saved?(Life science: corals)
Magazine article from: Science World; 12/8/2003; ; 700+ words
; ...Rainbow-colored corals--tiny sea animals...is exploring the coral reefs that make...call this process coral bleaching because many corals turn bright white...What's killing coral reefs? For starters...accidentally yank corals off the ocean floor...
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The coral fishery and trade of Japan. (Foreign Fishery Developments)
Magazine article from: Marine Fisheries Review; 9/22/1989; 700+ words
; ...of all Japan's corals. The JCFA harvests the "Midway" coral in the area of about...off and entangling coral pieces. The JCFA...harvest of precious corals has decreased from...auction prices for corals are: Red coral, 2.5-3.0 million...
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Corals play rough over Darwin's paradox. (Marine Biology).(Hawaii Institute of Marine Biology and University of New South Wales research)(Brief Article)
Magazine article from: New Scientist; 9/21/2002; ; 700+ words
; ...he discovered that the corals take up nutrients more...pumped faster or the coral reef is rougher. Last...Science in Townsville. Corals may also find other ways...Rocks at the base of coral reefs could provide some nutrients. And corals are great recyclers...
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Corals without boarders: it's cold, dark, and there's no help from live-in algae.
Magazine article from: Science News; 8/7/2004; ; 700+ words
; ...homes inside these corals. The algae use carbon dioxide released by the coral polyps and return products...photosynthesis, which the corals use for growth. Corals...coral, the ivory tree coral Lophelia pertusa. Some of these corals reach 35 m in height...
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 "XPRESS (United Arab Emirates)")
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Coral reef mapping project completed.
Newspaper article from: XPRESS (United Arab Emirates); 6/2/2008; 700+ words
; ...extensive and biologically important coral reef resources of the southern Arabian Gulf. Even though the Arabian Gulf's corals are unique and seem to endure extremely...coastal development is accelerating coral die-off. The coral reef management...
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Corals book creates marine science and publishing history.
M2 Presswire; 10/12/2000; 700+ words
; ...of its kind in Australia. "Corals of the World is the culmination...Veron's life work researching corals from all major coral reef regions of the world...per cent of the worlds known coral species. Corals of the World provides us with...
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Coral Death Results From Bacteria Fed by Algae.
News Wire article from: Ascribe Higher Education News Service; 6/12/2006; 700+ words
; ...them. All of the corals with neighboring algae died, while coral without neighboring...bacterial growth on the corals. These bacteria suffocate the coral by cutting off the...between algae and corals, key players on the coral reef. As algae...
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CORAL REEF RESILIENCE: BETTER FEEDERS SURVIVE BLEACHING
News Wire article from: US Fed News Service, Including US State News; 4/26/2006; 700+ words
; ...that these resilient corals are the future for our reefs." Coral reefs reduce beach...which live inside coral tissue and give corals their color and...healthy Hawaiian corals - M. capitata, another branching coral called Porites compressa...
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Precious coral fisheries of Hawaii and the U.S. Pacific Islands. (Fisheries of Hawaii and U.S.-associated Pacific Islands.)
Magazine article from: Marine Fisheries Review; 3/22/1993; ; 700+ words
; ...fisheries for black coral exist in all oceans. Hence, precious corals represent a unique...species of black coral, and the other...gold, and bamboo corals at depths of 400...Hawaiian gold and black corals are hexocorals. History of the Precious Coral Fishery in Hawaii...
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Coral gardens in the dark depths: scientists seek to learn more about these abundant, fragile, and now-threatened communities.(Cover Story)
Magazine article from: Oceanus; 9/22/2005; ; 700+ words
; ...different types of corals live in the deep sea. Stony coral skeletons are dense...persisting long after coral colonies have died. The stony corals are related to shallow...studied deep-sea coral species suggest that corals can live for hundreds...
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Corals and Coral Reefs
Book article from: Water:Science and Issues
Corals and Coral Reefs A coral reef is a structure...reefs and their biocommunities. Coral: Simple Animals. Corals exist at the tissue level: they...that in turn can grow into new coral colonies. Boulder corals generally do not fragment. Symbiosis...
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Coral
Encyclopedia entry from: UXL Encyclopedia of Science
Coral Corals are a group of small, tropical...plants and animals). Biology of corals A coral, or polyp, lives inside a cup...limestone cup and grows into a mature coral, thus beginning a new colony. Corals also reproduce by budding, or...
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Coral Reef
Book article from: Biology
...deliver nutrients to coral polyps. Algal...live inside the corals and actively photosynthesize...dinoflagellates provide, the coral could not survive...Extent and Diversity Corals cover 242,000...bleaching the coral. In addition, many corals in recent years...
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Coral and Coral Reef
Encyclopedia entry from: The Gale Encyclopedia of Science
...are sometimes called coral stands. Brain corals are almost spherical...develop into a massive coral head through multiple budding episodes. Corals also reproduce sexually...preferences of the coral animals. Corals, or rather their symbiotic...
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coral
Book article from: The Columbia Encyclopedia, Sixth Edition
...The skeleton itself is also called coral. Although most corals form colonies by budding, there are...coral reef . Most of the reef-forming corals belong to the stony coral group. Soft Corals The soft corals (Alcyonaria) are a...
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