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Tag: "fishing" at biology news

Serengeti patrols cut poaching of buffalo, elephants, rhinos

...des by managers to estimate fish abundance and set fishing limits. Estimates are based on a ratio comparing t...aught in an area with the total number of hours of fishing ?the unit-of-effort ?by all the vessels in that area. In the Serengeti, which has a 50-year-reco...

MIT engineers probe spiders' polymer art

...tch small birds. In the South Pacific, people make fishing nets out of this web silk. The researchers chose the golden silk spider because of the formidable strength of its web. But Kojic was taken aback when the first palm-sized spider crawled out of the box he received in the mail from an accommodating e...

Gene discovery opens door to tackling disease

...icine in Texas. "When we baited our hook and went fishing in the breast cancer gene library we came up with SLIRP, much to our surprise, as this gene had not been characterised during the mapping of the human genome," said Professor Leedman. "What's exciting is that SLIRP has the potential to shut down oes...

Jellyfish dominate fish in over-harvested Namibian waters

... been called a "jellyfish explosion" after intense fishing in the area in the last few decades. The findings ... the region that they significantly interfere with fishing operations and industrial water-uptake systems. In addition, large jellyfish species such as Chrysao...

UN review shows need to halt destructive fishing practice

...oratorium on bottom-trawling and other destructive fishing practices that damage deep sea life, Conservation ...tates on steps taken to stop destructive high seas fishing practices. A draft version of the review posted July 14 on the DOALOS Web site said extremely vuln...

Cornell researchers find serious fish virus in Northeast for first time

...hing industry is not known at this point." Sport fishing for chinook and coho salmon is a $100 million annual industry for the Lake Ontario region alone. Ecologically speaking, the impacts are equally unknown. The virus has the potential to alter the freshwater food web with both predators like muskellun...

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

...story and indicate that a multifaceted approach to fishing regulation--in both coastal and oceanic waters--wi.... And critically--because commercial and artisanal fishing occur in both the open ocean and coastal waters--the findings indicate that appropriate measures wil...

Brazil creates buffer zone around coral reefs off Atlantic coast

... out their means of livelihood through traditional fishing and eco-tourism activities," said Guilherme Dutra, director of CI-Brazil for the marine program. The Abrolhos region, located off the coastal town of Caravelas in the far south of Bahia, northeast Brazil, is home to mangrove forests and restinga (a...

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

...more that are vulnerable to the intensive longline fishing effort that occurs in that region." Dr Michael Co...usands are thought to die as a result. 37% of this fishing effort was in the Atlantic and a major hotspot for fishing is found off West Africa, the region wher...

Study shows hope for ridding lakes of clawed invader

...h a program of intensive trapping and manipulating fishing regulations to favor the smallmouth and rock bass ...y manipulating the bag and size limits for anglers fishing Sparkling Lake, has helped establish an optimal population of the fish that routinely dine on the cr...

Value of services performed by insects tops $57 billion in US

...food for animals other than those used in hunting, fishing and birding; and providing a direct source of food for humans. Based on their analysis, Losey and Vaughan call for greater investment in research on the ecological functions of insects so that the services they provide can be conserved or even enhan...

Ocean acidification threatens cold-water coral ecosystems

... scientists believed bottom trawling ?a commercial fishing method in which vessels drag large, heavily weighted nets across the bottom ?to be the greatest threat to cold-water corals. Now, however, a new study published in Frontiers in Ecology and the Environment suggests that human activities could be thre...

Record bonefish

...n a significant amount of tourism. Bonefish sport fishing contributes approximately $1.0 billion annually to the Florida economy, making sport fishing more valuable than commercial fishing in today's market. ...

Vegetables inhibit growth of prostate cancer in mice with human tumors

...s populations in the North Pacific is the longline fishing industry, which kills significant numbers of both black-footed and Laysan albatrosses. But the contaminants measured in this study may also take a toll. Comparable levels of these contaminants in other species, such as herring gulls and Caspian terns...

Albatross study shows regional differences in ocean contamination

...s populations in the North Pacific is the longline fishing industry, which kills significant numbers of both black-footed and Laysan albatrosses. But the contaminants measured in this study may also take a toll. Comparable levels of these contaminants in other species, such as herring gulls and Caspian terns...

Vital ocean prey play active role in environment

...ds, and marine mammals, yet they are vulnerable to fishing pressure and environmental change. In the February 2006 issue of BioScience, the monthly journal of the American Institute of Biological Sciences, Stephen Nicol of the Australian Antarctic Division presents a new conceptual model of the species' life...

Scientist warns of threat to last stronghold of endangered turtle

... of industrial long-line fishing, with 37% of this fishing effort in the Atlantic. A major hotspot is found off West Africa, the focus of this study. With fishing yields decreasing in European seas the EU has struck up a number of agreements with African nations ...

World shark attacks dipped in 2005, part of long-term trend

...ld Craig Hutto lost his right leg to a shark while fishing in waist-deep water off Cape San Blas. Five of the state's 18 shark attacks last year occurred along Florida's Gulf Coast, which is a greater proportion to the Atlantic coast than previous years, Burgess said. "It's unusual to have only 13 attacks o...

Expedition discovers marine treasures

...ir small boats, forcing them away from traditional fishing grounds and causing the loss of fish pots that become so-called ''ghost traps" that harm fish stocks. Leroy Peterson, a Saba fisherman, called the expedition crucial for protecting Saba Bank's unique marine life. "Some of the scientists actually fo...

Hooked on fishing, and we're heading for the bottom, says scientist

...nce and Nature. "We're in a phase where increasing fishing effort produces less catch." While global catches...rlier in those parts of the world where industrial fishing developed first. Thus, peak fish occurred in the mid-1970s in the North Atlantic, exploited by Europ...

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