Tag: "turtles" at biology news

Rare soft-shell turtle, nesting ground found in Cambodia

...f the world’s largest and least studied freshwater turtles has been found in Cambodia’s Mekong River, raising...wild in Cambodia in 2003, Cantor’s giant softshell turtles can grow up to 2 meters (6 feet) in length and weigh more than 50 kilograms (110 pounds). Only a fe...

Saving endangered whales at no cost

...needed to obtain optimal yields, while threatening turtles and non-targeted fish, including shark species, as bycatch....

Birth rate, competition are major players in hominid extinctions

..., snaring small mammals like rabbits and capturing turtles and birds. "Rather than being a specialized large mammal predator, modern humans would eat anything they could get their hands on. They eked out a living even if it meant eating grasshoppers or whatever," says Jablonski. "Even with this, modern ...

Turtles are loyal in feeding as well as in breeding

... has discovered that, after laying their eggs, sea turtles travel hundreds of miles to feed at exactly the sa...uncil (NERC), shows for the first time that marine turtles appear to be as loyal to specific foraging sites and migratory routes as they are to nesting sites. ...

US conservation efforts bring more marine turtles to UK

...tion efforts may have boosted the number of marine turtles visiting UK waters, according to University of Exe...ease in the number of loggerhead and Kemp’s ridley turtles in UK and French waters in the last twenty years. The research team believes this is most likely the...

Batfish to the rescue!

... of weed-mowers, the dugongs, while another ?green turtles ?is seriously endangered. "If Platax is the last grazer of dense weedy stands on inshore coral reefs and it goes into decline, the capacity of these reefs to recover from phase-shifts could be lost." For scientists and reef managers, the batfis...

All the eggs in one basket

...nservation assessments of endangered Caribbean sea turtles are too optimistic, according to Loren McClenachan...stimate that today's current population of 300,000 turtles once was as large as 6.5 million adult turtles in the Cayman Islands in the 17th Century, with close...

A dichotomy in migration patterns found for sea turtles in east Atlantic

...ng members of a large population of loggerhead sea turtles that nest on the Cape Verde islands off of West Af...nexpected dichotomy in turtle behavior: While some turtles leave the nesting grounds to feed on bottom-dwelling sea life in shallow coastal waters, others leav...

How satellite tracking revealed the migratory mysteries of endangered Atlantic loggerhead turtles

...red the migratory secrets of endangered loggerhead turtles in West Africa and the results could have huge imp...ite tracking systems to follow the journeys of ten turtles from Cape Verde, West Africa, which is one of the world's largest nesting sites for loggerheads and ...

Creating a window on 'oceans in motion'

...luding whales, tuna, elephant seals, seabirds, sea turtles and sharks. "Tiny microprocessors and sophisticated remote sensing systems now make it possible for scientists to explore the vast reaches of the open ocean from the perspective of the marine animals, whose extraordinary travels make them highly eff...

Illegal trade is propelling rare turtle toward extinction, new report

... TRAFFIC North America. "Roti Island snake-necked turtles should not be purchased unless they have proper pe...ers are sidestepping regulations and smuggling the turtles to Jakarta where they are then sold illegally and, according to dealers, end up in Japan, Western Eu...

Scientist warns of threat to last stronghold of endangered turtle

...ot underway to help protect endangered leatherback turtles which nest in Gabon, West Africa. The region is th...e is currently known about their travels. We think turtles from Gabon could be traveling as far afield as South America, Europe and even the Indian Ocean to fe...

Protecting endangered species helps reduce poverty

...ng. For example, in Tortuguero, Costa Rica, live turtles are worth more to the local economy than turtle meat and eggs ever were. The community strongly supports conservation measures to promote ecotourism, and both turtle and tourist numbers have climbed over the past 30 years. Community forestry effort...

Red Tide causes sea turtle die-off in El Salvador

...hy these ocean-going reptiles--mostly olive ridley turtles and a few green and hawksbill turtles--were dying ... January. "We are still testing samples from other turtles that died during this period, but we can say with some certainty that Red Tides first reported in No...

Pacific Islands paradise protected

...s healthy fish populations and the presence of sea turtles and other species, demonstrated the pristine nature of the area and its importance as a migration route. "It's a remarkable atoll marine wilderness area, the most magnificent I have ever seen. The Phoenix Islands have experienced little human impact...

Scientists discover global pattern of big fish diversity in open oceans

...atch many other species too, including sharks, sea turtles and seabirds. To see whether findings based on the Japanese longline data could be applied to a wide range of species, the authors examined independent scientific observer data collected by U.S. and Australian government agencies between 1990-99, whi...

Solutions that reduce death of marine life reeled in by International Smart Gear Competition

... killing of marine mammals, juvenile fish, and sea turtles that become ensnared by fishing nets and longlines...a and studies of sea turtle behavior indicated sea turtles swim and become hooked in shallower waters than tuna, the target species of most longline commercial...

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