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Tag: "coral" at biology news

Fish species plays surprise role in aiding coral reef recovery

... that marks progress in understanding the basis of coral reef recovery, researchers have revealed the criti..., in promoting the return to health of a disturbed coral reef overgrown with algae. The findings bring to light a previously unrecognized role for the batfis...

Study: Living coral reefs provide better protection from tsunami waves

Healthy coral reefs provide their adjacent coasts with substanti...a widely held theory regarding the value of living coral reefs as a defense against tsunami waves, which are often generated by powerful undersea earthquakes...

Coral reefs are increasingly vulnerable to angry oceans

...ell as future tsunamis, will have major effects on coral reefs, according to a paper published this week in...eef experts have long had a general sense of which coral shapes are more vulnerable during storms than others," said first author Joshua Madin, a scientist w...

Batfish to the rescue!

...rged unexpectedly from the ocean to rescue a dying coral reef from destruction in the nick of time. With t...comic-book superhero Batman, a batfish has saved a coral reef that was being choked to death by seaweed ?although the fish was never previously known as a we...

Stormy days ahead for coral reefs

...r global climate change will have major effects on coral reefs ?and has important implications for their fu...e mathematical models to calculate the forces that coral is subjected to by wave, storm surge or tsunami, and the probability of the colonies being ripped fr...

Report warns about carbon dioxide threats to marine life

...e organisms use to grow their skeletons and create coral reef structures. "This is leading to the most dra...hris Langdon at the University of Miami, show that coral calcification consistently decreases as the oceans become more acidic. This means that these organis...

Corals switch skeleton material as seawater changes

...s well as the future of the ecologically important coral reefs that it builds, Ries said, especially at a t...Hopkins. Reefs are large underwater structures of coral skeletons, made from calcium carbonate secreted by generation after generation of tiny coral polyps ...

All the eggs in one basket

...ge species will ultimately affect the landscape of coral reefs. The scientists say more protection is needed for the sea turtle nesting sites. "Protecting more nesting beaches is not a politically or socially simple endeavor, but it is the only way to avoid the risk of putting all turtle eggs in a v...

UNH researcher restoring oyster reefs to Great Bay

...otes that oyster reefs, much like seagrass beds or coral reefs, support a variety of marine life. "Oyster reefs provide all these nooks and crannies for other organisms," he says, including sport fishes. "If we improve the habitat for oysters we can improve the environment." ...

New research finds surveys of larval-stage organisms effective for measuring marine biodiversity

...e" and in the Red Sea. The study, which focused on coral reef-dwelling mantis shrimp (stomatopods), is the first to compare larval stage organisms to adults. Through DNA barcoding ?a new method not commonly used in aquatic settings ?Dr. Barber and his colleague, Sarah Boyce of Harvard University, compare...

Researchers appeal for new regulations to save coral reefs from live fish trade

...s on the live reef fish trade, a growing threat to coral reefs, in letters to the international journal Sci...e world's ocean resources. For decades tropical coral reefs have battled for survival against a complex array of threats including pollution, coral bleach...

Global warming may have damaged coral reefs forever

...e devastating effect on some of the world's finest coral reefs than previously assumed, suggests the first ...e long-term impact of sea temperature rise on reef coral and fish communities. Large sections of coral reefs and much of the marine life they support may b...

Ecosystem services and invasive species

... about loss of biodiversity in the rainforests and coral reefs that we at least start to learn what is in our own backyards. Tennessee and neighboring states contain the world's richest diversity of freshwater mussels. How can we start to protect these mussels, if we don't even know what's in our local r...

Even a little cooling helps after cardiac arrest

...g similar techniques for other ecosystems, such as coral reefs and kelp forests." Wetlands being surveyed as part of the California Sea Grant project: Wetland, County Tomales Bay, Marin Drake's Estero, Marin Bolinas Lagoon, Marin Hayward, Alameda SE San Fran Bay 92, Alameda Coyote Hills Slough, A...

How healthy is that marsh? Biologists count parasites

...g similar techniques for other ecosystems, such as coral reefs and kelp forests." Wetlands being surveyed as part of the California Sea Grant project: Wetland, County Tomales Bay, Marin Drake's Estero, Marin Bolinas Lagoon, Marin Hayward, Alameda SE San Fran Bay 92, Alameda Coyote Hills Slough, A...

Pollution threatens coral health by preventing lesions from healing, UCF study shows

...d Nova Southeastern University tracked how quickly coral regenerated lost tissue from lesions they created ...cientists have long been concerned about declining coral reef health off the southeastern Florida coast, in the Florida Keys and worldwide. The World Researc...

On the track of tiny larvae, a new model elucidates connections in marine ecology

... dispersion patterns and details of the ecology of coral reefs across the Caribbean Sea. The work is report...els: One model predicts the movements of "virtual" coral larvae in the Caribbean Sea based on ocean currents, while the second model gives the virtual larvae...

Deep-water discovery

...st time an AUV has been used for mapping deepwater coral reefs. AUVs have been frequently used in oil exploration and in a variety of other research programs to accomplish such goals as mapping and collecting and analyzing water samples. Rosenstiel School's December AUV work revealed what appears to be a...

Brazil creates buffer zone around coral reefs off Atlantic coast

...al Marine Park to protect the biologically richest coral reefs in the South Atlantic. The buffer zone, cre...tated sand ridges) and a complex of small islands, coral and algal reefs. Its natural resources directly support more than 100,000 people. Since 1996, CI-Br...

Drug discovery team to explore newly discovered deep-sea reefs

...e first time an AUV has been used to map deepwater coral reefs. Miami's December AUV work revealed what appears to be an extensive system of steep slopes and mounds as high as 350 feet, all of which are likely to harbor a wide array of sponges, corals, fish, and other animals. A camera developed at the ...

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