Tag: "diving" at biology news
The next generation of scientists recognized at Johns Hopkins
...memory of a young investigator who died in a scuba diving
accident in 1975. Shanoff, an M.D./Ph.D., earned three degrees from Johns Hopkins. This year's Shanoff Award recipient is Pamela Frischmeyer, an M.D./Ph.D. candidate in human genetics. Her work, published in two papers in the journal Science on March...
Endangered freshwater mussels saved
...d source for raccoons, muskrats, river otters, and diving
ducks. Virginia's freshwater mussels live up to 70 years. They are fertile for their entire life span, after beginning reproduction at about age 4 or 5. But many species are endangered because of water pollution and disturbance or destruction of thei...
White sharks migrate thousands of miles across the sea, new study finds
...at sea, and whenthey're in the open ocean, they're diving
very deep at times." To monitor long-distance migr...es Pop-up satellite tags also revealed interesting diving
patterns among thefour sharks during their transit across the open sea. While they sometimesdove as ...
Whales get the bends
... studies looking at the levels of dissolved gas in diving
whales and dolphins. He found that the diving
behaviour of beaked whales, such as bottlenose and sperm whales, makes them particularly susceptible...
NSF-funded researchers track Alaska seal migration for the first time
... was tracked -- roughly seven weeks last summer -- diving
to depths of more than 50 meters (164 feet). "The great thing is that you have people sharing information and learning together," said Sheffield. "I was working with men who work with and observe these animals on a daily basis. They are the expert...
Cancer-detecting microchip - a micromachined cantilever - is sensitive assay for prostate cancer and potentially other diseases, researchers report
... and bend a microscopic cantilever - essentially a diving
board the size of a hair - is sensitive enough to serve as a diagnostic assay for the protein markers characteristic of prostate cancer, a team of scientists report this week in the journal Nature Biotechnology. These protein markers, called PSA for...
Electronic tags reveal transatlantic migrations and breeding grounds of Atlantic bluefin tuna
...nd other significant insights into the migrations, diving
patterns, thermal biology and environmental preferences of the prized warm-blooded giants are described in a new study in the journal Science. The findings emerged from five years of electronic tagging by scientists with the Tuna Research and Conserv...
Famous coral reefs damaged due to global warming will take a century to recover, says new research.
...lobal warming in one of the world's most exclusive diving
areas will take at least a century to recover. Huge swathes of the coral at Rangiroa in French Polynesia died during three months of exceptionally warm weather in 1998, when sea temperatures soared to an average of 32 degrees centigrade for the firs...
Scripps scientists, diving officer receive honors
Three scientists and a diving
officer with Scripps Institution of Oceanography a...e lives in La Jolla, Calif. Jim Stewart, Scripps diving
officer emeritus, has been selected to receive the 2001 Roger Revelle Trophy of the San Diego Oceans...
Antarctic sea urchin shows amazing energy-efficiency in nature's deep freeze
...tow rope into the freezing water wearing insulated diving
suits that covered all but their faces. Their lips and cheeks would go numb after 60 seconds of exposure. Once the sea urchins were collected from the seafloor, they were taken to McMurdo Stations Crary Laboratory for experiments. On several o...
NASA space technology shines light on healing
...the wound healing study, Whelan -- a commander and diving
medical officer in the U.S. Navy reserve assigned to Naval Special Warfare Command (Naval Special Warfare Group TWO) -- is working with doctors at Navy Special Warfare Command centers in Norfolk, Va., and San Diego, Calif. They reported a 40 percent ...
Scientists launch the worlds first marine life census
...n can be obtained on migration, swimming speed and diving
behavior for intervals of a year or more. Researchers singled out advances in pop-off satellite tags that float to the surface carrying stored data intact. One objective of the project is to use these tag-bearing animals as deep-sea explorers to rec...
Studies of marine mammals indicate a "breathtaking" ability to dive to great depths
When it comes to diving
deeply, marine mammals as different as seals and b...ion in Antarctica as part of a larger study of the diving
physiology of marine mammals. Working on the sea ice in McMurdo Sound, they drilled through 15 feet...
Video cameras reveal seals, whales, and other marine mammals take a laid-back approach to deep diving
...as resolved the paradox and discovered a laid-back diving
strategy that appears to be widespread among marin...the ice in the Antarctic, a northern elephant seal diving
in Monterey Bay, a trained bottlenose dolphin diving
offshore of San Diego, and a 100-ton blue whale...
Most highly endowed promotion prize for fourteen scientists and scholars
...research expeditions on board research vessels and diving
boats. His special field is the hydrothermal systems known as "Black Smokers", which are found in and around oceanic rift basins; his work on these systems has made a vital contribution to our understanding of ore formation processes on the ocean flo...
Grandchildren and global warming
...what our grandchildren will see when they go scuba diving
in the Santa Barbara Channel 50 years from now, just take a look off the coast of Baja California; that's what they will see -- a completely different mix of species," said Steve Gaines, director of the Marine Science Institute at the University of C...
When sperm whales talk, UW researcher listens
...n than not. They are considered among the deepest diving
of the whales, descending thousands of meters in a single dive and staying submerged for as long as two hours at a time. "They spend most of their time underwater - about 83 percent of the time," Dougherty said. "When they come up, it might be a con...
Search and support for the rare white abalone is on; sex must occur with close neighbors
...ly peaked and thencrashed. In one example, diving
surveys have shown that of more than 25 acres ofwhite abalone habitat at depths of 100 to 200 feet at the California ChannelIslands revealed no new populations of white abalone, and only 12 largeindividuals. Researchers found hundreds of empty shells...
Divers may soon wax lyrical about some new hot installation -- The water's fine
...period, such as packing more of the waxes into the diving
suit liner orweaving the beads into layers of synthetic fabric instead of foam. The beads, which look like fine dust, can be placed inside fabric fibresby mixing them with the liquid polymers used to make artificial fibres. Fabricssuch as po...
Understanding Earth's Underwater Forests: Kelp Demography Off The Coast Of California
... these magnificent places is through the lens of a diving
mask.Sometimes encompassing several miles of area with towering vegetation, thickcanopies, and abundant wildlife, these underwater forests are unfamiliardestinations for the average weekend hiker. In the May issue of EcologicalMonographs, researchers...
1 2 3