Tag: "reefs" at biology news
An Equal Opportunity Extinction? Cincinnati Geologists Find Global Impact from Permian Die
...reas andhigh-diversity marine environments such as reefs
were hit hardestduring mass extinction events. Cooler areas of the globe andpolar regions appeared to be spared the most dramatic effects ofmass extinctions. However, when Ebersole and Miller examined data on articulatebrachiopods, which were diverse...
Scientists Urge Further Study Of Alarming Coral Reef Decline
...gly concerned about themysterious decline of coral reefs
throughout the world and arerecommending more exte...y ofprocesses contributing to the decline of coral reefs
around theworld." Various diseases are ravaging the organisms, as well. "Whenyou go to the Gala...
Discovery Channel Returns From Underwater Scientific Expedition Off The Coast Of Cuba
...to look for new species, explore the massive coral reefs
on the coastal shelf (the first outsiders since the mid-1950s to do so), and dive the sea bottom amid shipwrecks from the past. The expedition and the resulting discoveries will be the subject of two Discovery Channel one-hour documentaries tentati...
Scientists Work To Restore Native Fish And Habitat To Great Lakes
...higan and Huron by stocking eggs and small fish on reefs
that are believed formerly to have been the source of native lake trout in these waters. Brook trout restoration activities in Lakes Superior and Huron, and lake sturgeon restoration efforts in waters across the Great Lakes from Lake Superior to La...
USGS Measures Coral Reef Recovery In Culebra, Puerto Rico
...he U.S. Geological Survey (USGS) examined thecoral reefs
around Culebra, Puerto Rico. The study revealed th...ited permanent monitoring sites established on the reefs
in 1991. The teamphotographed coral reefs
at three sites to gain an understanding of how thecorals h...
The President's Coral Reef Task Force Meets On March 5-6
are in crisis worldwide. One of the least known environmentalemergencies is the decline of coral reefs
globally. Last year President Clintonestablished the Coral Reef Task Force by Executive Order 13089...
NSF-Funded Researcher Plucks Four Unknown Fish Species From Antarctic Waters
...onge beds in Antarctica are theequivalent of coral reefs
in the tropics; sites of high fish diversity." Polly Penhale, who oversees medical and biological research for the U.S.Antarctic Program, said that Eastman's findings indicate that "future researchis likely to lead to a greater appreciation of biodiv...
Increasing Carbon Dioxide Threatens Tropical Coral Reefs
1999-10BOULDER--Tropical coral reefs
could be directly threatened by thebuildup of atmo... carbon dioxide (CO2) entering the oceans, andsome reefs
may already be declining, say six scientists in a paperpublished in the April 2 issue of the journal...
Heat damage to "photosynthesis engine" in symbiotic algae may be among major causes of coral bleaching
...ociety for Photobiology in Washington. D. C. Coral reefs
are extremely important to ecosystems and to the touristindustry. They cover around two million square kilometers and support some2500 species of coral and more than 5000 species of fish. But coralbleaching has been worrying researchers since the mid...
Nearly half of Earth's land has been transformed by humans; 50 'dead zones' found in oceans
... stated. Forexample, forests, grassland and coral reefs
contribute to flood control andclimate regulation. Mangroves, estuaries, coral reefs, and kelp forests protectshores from erosion and provide nursery areas or spawning habitat foreconomically important species. Massive changes in the Earth's envi...
'Keys to cures' -- an online expedition to the frontier of biomedical research
...ests, arethreatened by human activities. However, reefs
remain hidden underwater--out of sight and often out of mind. The biodiversity surveyby Pomponi and her colleagues will be the first ever at depths attainable by theHarbor Branch JSL submersible. It will provide a "snapshot" of life in thewaters of...
Media Advisory: The Geological Society of America 1999 Annual Meeting
...d radar; integratingimagery over the world's coral reefs
into a global database for better reefmanagement; using historical and recent images for landcover mapping andvalidation; and designing nation-wide education programs around dedicatedpayloads (EarthKAM) and the public image database. ENVIRONMENT ...
Search and support for the rare white abalone is on; sex must occur with close neighbors
...ter species found between 80 and 200 feet on rocky reefs
from Point Conception in California to Punta Abreojos in Baja California, Mexico. Highly prized for their tender white meat, they often brought a 20 percent higher price than red abalone, the primary mainstay of theabalone fishery. During the 1970s, ...
On the floor of the sea: USGS biologists search for rare, white abalone
...ater species found between 80 and 200 ft. on rocky reefs
from PointConception in California to Punta Abreoj...ut on anexperimental expedition to explore 24 deep reefs
(to 200 feet) for remnantpockets of white abalone, and to describe white abalone habitat below 130 f...
For a fish, there's no place like home, say major studies, offering key information for fisheries management
... that significant numbers of larval fish return to reefs
where they were spawned. "These are the first num...iling view that individual larval fish settling to reefs
were most likely spawned elsewhere. "This was my approach to challenging that hypothesis," said Sw...
Increasing carbon dioxide threatens coral reefs
...s research have some important implications. Coral reefs
are natural breakwaters protecting tropical island...ieved, leading to increasing vulnerability of many reefs
to other man-caused sources of stress, like over-fishing or pollution, he says. The project is under...
Reefs and atolls of the Australian outback
... far from the Brachina Gorge Geological Trail, the reefs
at Enorama formed as a fringe around a diapiric is...ing like branches from rocky outcrops. The Enorama reefs
are built of stromatolitic mounds up to six metres high and ten metres across. They have grown into ...
Researchers receive federal funds to study marine organisms and potential products on oil platforms
...ith desired products between platforms and natural reefs
and among platforms. They will estimate the spat...netically similar to their counterparts on natural reefs
(and therefore have similar natural product properties) and could be harvested in a sustainable way....
Bio-X awards $3 million in grants for imaginative interdisciplinary research and education projects
...ical sciences, received a grant for studying coral reefs
and their impact on world climate change. ``The healthy functioning of coral reefs
is of great importance,`` write Koseff and Dunbar, ``not only because of their amazing beauty, but a...
November GEOLOGY and GSA TODAY highlights
... other types of communities. This paper shows that reefs
can recover very quickly after such destructive events, using an example from a 350-million-year-old reef from Western Australia. Here, a totally new type of reef community appears almost immediately after the mass extinction event. This may have ram...
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