Tag: "reef" at biology news
New imaging vehicle maps coral reefs to determine health of reef and fisheries
... to 200 feet deep and some 10 miles from land. Two reef
areas, the Marine Conservation District Hind Bank ... series of 7,000 digital still images of the coral reef
habitats. SeaBED conducted nine successful missions at night, when it is easier to image the reefs ...
Long-term decline of coral reef ecosystems reported
...ence warns against the human exploitation of coral reef
ecosystems around the world, noting that these "ec...n." This warning comes out of a study of 14 coral reef
ecosystems around the world conducted by a team of scientists organized by the National Center for E...
Research: Coral reefs' decline actually began centuries ago
...rical and archaeological records surrounding major reef
systems in 14 regions in the Atlantic and Pacific ... such as shellfish exist, and the formerly vibrant reef
structure is dull and coated with algae. The Great Barrier Reef sometimes is said to be largely pris...
Historical coral reef declines featured in this week's Science
No coral reef
system in the world can be considered pristine, co...stive historical analysis of human exploitation of reef
ecosystems in the August 15 issue of the journal Science. The hunting of big turtles, fish, manatee...
Interdisciplinary coral bleaching research funded
...o better understand the bleaching problem on coral reef
populations and to predict future changes to coral...is now the biggest threat to the survival of coral reef
ecosystems. Koksal's funding is through an NSF Interdisciplinary Grant in the Mathematica...
NSF awards $31.9 million in grants to study biocomplexity in the environment
...ains. In GENEN, such projects as studies of coral reef
genomics, and the oxygen-stress response in organisms that live in extreme environments, are underway. IDEA grantees will conduct research on the development of large-scale wireless sensor networks for observation of ecosystem processes; test a land-...
How many fish in the sea? Census of Marine Life launches first report
...effects of global warming. Degradation of coral reef
ecosystems began centuries ago, but no global summ...For example, in just three cubic meters of a coral reef
off New Caledonia in the South Pacific, some 130,000 molluscs were found belonging to 3,000 species,...
Philippines: Park expansion creates nation's largest contiguous protected area
...nd beleaguered. Home to more than 2,500 species of reef
fish and more than 75 percent of the world's coral species, less than 5 percent of its marine ecosystems remain pristine. "The Philippines is one of the highest priority megadiversity countries and is considered by many to be the hottest of the biod...
NASA learning to monitor coral reef health from the sky
health may be accurately estimated from sensors on...e looking into how you could remotely detect coral reef
health using aircraft with visible light sensors," Guild said. "First, we have to look at the coral ...
Third set of awards are announced under interagency biodiversity program
...S. and Papua New Guinea to assess forest and coral reef
organisms of PapuaNew Guinea as sources of pharmac...iversity and therapeutic potential of marine coral reef
organisms of Jamaica. Mark Hay and colleagues of the Georgia Institute of Technology are collabo...
Want a side of algae with that? Hawaiian farmers sell seaweed by the seashore
...i's reefs. In the past, people would go out to the reef
and yank the seaweed off the rocks or even take the whole rock, Glenn says. Ultimately, the reef
populations of seaweed declined. People started to grow another species of seaweed in tanks on land,...
2004 AAAS annual meeting spotlights world health, oceans and family science
...ing the impacts of climate change on fragile coral reef
ecosystems, is slated for release at the AAAS Meeting.New data on the migratory patterns of endangered sea turtles also is part of the program. And, during the Oceans for Everyone town hall meeting, AAAS will disclose the results of a national publi...
Free, public events at the 2004 AAAS Annual Meeting
...fy them and global warming threatens fragile coral reef
ecosystems, AAAS plans a Town Hall Meeting on marine science issues that affect the Puget Sound area, the Pacific Northwest and the nation. Some 350 policymakers, scientists, environmentalists, fishing professionals and members of the public are expe...
New evidence points to pollution as main cause of much coral reef destruction
...common, it can smother coral and prevent important reef
inhabitants such as fish and lobster from finding the food and shelter they require. The reef
that remains is transformed into a dull mound with little of its original vibrant life and color. Th...
Report details growing climate change threat to coral reefs
...s of climate change over the next century on coral reef
ecosystems around the world. Kleypas and other sci...h rates and the structural growth of reefs. "Coral reef
ecosystems are going to be significantly impacted by climate change," Kleypas says. "They're already...
Breakthroughs in acoustic tracking shine new light on the lives of fish
...the fine scale movements of commercially important reef
fish in the Florida Keys demonstrates that small reserves may help protect these species too. Tagging of yellowtail snapper and black grouper inside the Conch Reef Research Only Area (a small marine reserve off Key Largo) revealed that a majority of...
Death and resurrection on Caribbean reefs
...d cores to reconstruct the ecological history of a reef
system in Jamaica. They found that the decline of ...d, then pulled out cores representing timelines of reef
history. By identifying and analyzing the condition of the fossil corals, they were able to piece to...
Isolated corals reefs are at risk from global climate change
...al coral reefs within the world's largest tropical reef
system (the Great Barrier Reef) must be buffered against such change by strong larval connections. This may occur in a stepping stone fashion between adjacent reefs. In contrast they found that at Lord Howe Island 700 km south and the southernmost P...
Freeing Nemo: Aquarium owners releasing non-native fish could endanger marine ecosystems
...tinction of native species. "Releasing non-native reef
fish is like playing Russian roulette with tropical marine ecosystems," Semmens says. Then, too, even if introduced species do not have dramatic impacts, their presence is unnatural and unwanted. "Divers visit the reefs of Florida to see the region'...
Invasive species: A few bucks and a click away
...er and colder places, and with equal diversity and reef
building capabilities. These corals also provide habitat for economically important species of fish including grouper, bass, jacks, snappers and sharks. Like all reefs, these corals are susceptible to damage by trawling. Roberts and Hirshfield ma...
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