Testing the force of a shark's bite
...used in biting. Underwater experiments with live sharks fail to adequately indicate the force of the Great Whites bite, and the sharks have been known to bite through materials that require much greater force than that so far observed ...Conservation Leadership Program announces 2007 awardees
...nge of global environmental issues from protecting sharks in Brazil to conservation of threatened amphibians in Colombia and endangered turtles in Cambodia to the assessment and conservation of threatened bird species in China. The Conservation Leadership Programme offers support to teams of emerging cons...New research shows sharks use their noses and bodies to locate smells
...research from Boston University marine biologists, sharks can not use just their noses to locate prey; they ... This produced four separate smell targets for the sharks to locate. "In addition, we also tested the sharks under two light conditions fluorescent and in...New genetic data overturn long-held theory of limb development
...to that seen in more primitive vertebrates such as sharks and many fossil fish. This sturgeon-type fish is farm raised for caviar, which gives scientists relatively easy access to the animal for study. The fin of paddlefish resembles that of zebrafish. The interior arrangement is the same, but the back part...Overfishing large sharks impacts entire marine ecosystem, shrinks shellfish supply
Fewer big sharks in the oceans mean that bay scallops and other she...kate, and small shark prey species. "With fewer sharks around, the species they prey upon like cownose rays have increased in numbers, and in turn, horde...Overfishing great sharks wiped out North Carolina bay scallop fishery
CHAPEL HILL -- Fewer big sharks in the oceans led to the destruction of North Caro... skate and small shark prey species. "With fewer sharks around, the species they prey upon like cownose rays have increased in numbers, and in turn, horde...New guide to sharks and rays of Indonesia
...d in the first comprehensive survey of Indonesia's sharks and rays since the 1850s. The five-year survey of ... however, there were vast gaps in our knowledge of sharks and rays in this region. "Good taxonomic information is critical to managing shark and ray species, ...The last wild hunt -- Deep-sea fisheries scrape bottom of the sea
...sh such orange roughy and grenadiers for food, and sharks for the cosmetic industry. These fish are generally long-lived, slow growing and late maturing so their populations take decades, even centuries to recover. And because most deep-sea fishing occurs on the high seas (international waters) far from t...UF study: World shark attacks rise slightly but continue long-term dip
...how small shark attack is as a phenomenon. Fewer sharks are swarming near the shore where humans swim as larger numbers of shark and other fish of prey are killed each year, Burgess said. At the same time, many Third World countries are making strides in improving medical care and beach safety, while many...Four Arnoux's Beaked Whales observed from Polarstern expedition
...gration between the subtropical waters where these sharks are found and the ice-edge (6406 S) where they were observed. Supply of German Neumayer station After crossing the Atlantic and the sea ice of the Atka Bay Polarstern supplied the German research station Neumayer on the Ekstrm Ice Shelf with food...Extreme life, marine style highlights 2006 ocean census
...meters of ocean more than 20 tagged species - from sharks and squid to sea lions and albatross. "Each Cen...st abyss below 3,000 m, deep-sea scientists found sharks were almost entirely absent and sought physiological and other explanations. Although many sharks li...Reef sharks threatened by overfishing
... if current conditions continue. Whitetip reef sharks fared little better: they are currently at 20% of ... population trends based on information about reef sharks current survival, growth and reproductive rates. Our research indicates that current reef shark ab...ACS News Service Weekly PressPac -- Nov. 29, 2006
...y point out, are among certain animals (camels and sharks being the others) that produce heavy chain antibodies, from which so-called single domain antibodies (sdAbs) can be isolated by genetic engineering. These antibodies are tougher and more durable than the antibodies now used in medical tests and biose...Ongoing collapse of coral reef shark populations
...the December 5th issue of Current Biology. Reef sharks are so-called apex predators on tropical coral ree... reef ecosystems. The reproductive biology of reef sharks makes them particularly vulnerable to fishing, but until now, there have been no studies of the resp...Ancient predator had strongest bite of any fish, rivaling bite of large alligators and T. rex
...apart prey larger than its own mouth, is a feature sharks didnt develop until 100 million years later. Overall, this study shows how useful mechanical engineering theory can be in studying the behavior of fossil animals, he added. We cannot actually watch these animals feed or interact, but we can underst...Triple threat: World fin trade may harvest up to 73 million sharks per year
The first real-data study of sharks harvested for their valuable fins estimates as few as 26 million and as many as 73 million sharks are killed each year worldwide--three times higher than was reported originally by the United Nation...Deep sea explorer and marine conservationist wins MacArthur Fellowship
...ep-sea dwellers. EITS has produced footage of rare sharks and jellyfish as well as a six foot squid never before known to science. With support from the National Science Foundation and the Office of Naval Research the Ocean Research & Conservation Association is developing high tech sensors and communicat...Figuring out function from bacteria's bewildering forms
...l shapes than, say, the streamlined forms of fish, sharks and dolphins, or the elongated spires of pine and redwood trees. Brun said C. crescentus ' stalk acts as a sort of antenna that amplifies the uptake of organic phosphate from the surrounding environment. The narrow stalk adds little volume to the...Creating a window on 'oceans in motion'
...f other fish species, including sturgeon, halibut, sharks and tunas. Among other benefits, the array technol... new array in Prince William Sound to track salmon sharks in the northern Gulf of Alaska region. And he says partners to track marine animals and the state of...... volcanoes with schools of tropical fish, tuna and sharks swimming nearby. "As the ROV came closer to the surface, where the sunlight was able to penetrate, it was just a riot of life with incredible amounts of fish and corals," Chadwick said. "But what was truly unique was that two fundmentally different k...