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Tag: "coastal" at biology news

Healthy coral reefs hit hard by warmer temperatures

...ort commercial marine species and buffer low-lying coastal areas. "More diseases are infecting more coral species every year, leading to the global loss of reef-building corals and the decline of other important species dependent on reefs," said lead study author John Bruno at UNC. "We've long suspected c...

DNA analysis suggests under-reported kills of threatened whales

...ling Commission ?putting threatened populations of coastal minke whales further at risk. The study, involvin...tion of shops selling whale meat in certain Korean coastal cities from 1999 to 2003 and collected 289 samples. They initially expected to find that many of the...

Cloning the smell of the seaside

...verse list of Stiffkey's claims to fame. The small coastal village is renowned for its 'Stewkey Blue' cockles and was also the home of Henry Williamson, author of 'Tarka the Otter'. A more controversial figure from Siffkey's past was its rector, Rev Harold Davidson, who was defrocked in 1932 after alleged...

Tracking sperm whales and jumbo squid

...y was conducted in fall 2004 near Santa Rosalia, a coastal Baja California town that is the center of Mexico’s jumbo squid fishery. During six days at sea, the research team identified 74 individual sperm whales in a 27-square-mile area. To locate whales, researchers towed an array of hydrophones from th...

Woman's Day and For Womens of Science

...tration of methylmercury in fish in freshwater and coastal ecosystems can be expected to decline with reduced mercury inputs; however, the rate of decline is expected to vary among water bodies, depending on the characteristics of a particular ecosystem. ...

Mercury contamination of fish warrants worldwide public warning

...tration of methylmercury in fish in freshwater and coastal ecosystems can be expected to decline with reduced mercury inputs; however, the rate of decline is expected to vary among water bodies, depending on the characteristics of a particular ecosystem. ...

How fish species suffer as a result of warmer waters

...sition of marine ecosystems, especially in shallow coastal oceans. This applies also to fish populations. Previous studies demonstrating a link between global warming and declining fish stocks were based entirely on statistical data. However, in order to estimate future changes, it is essential to develop a ...

New species of snapper discovered in Brazil

...nd its habitats include coral reefs, rocky shores, coastal lagoons with brackish water, mangroves and other shallow habitats. Juveniles requiring more food and protection live in mangroves, then migrate to reef habitat and deeper areas as adults. "Several species spend some of their lives in these differe...

Are we killing the world's oceans?

...e? And how are we all to blame for the collapse of coastal fisheries? Most importantly, what can governments... crises, how we all play a role in the collapse of coastal fisheries, and environmental issues surrounding offshore petroleum resource development. There will ...

ESA launches new project to protect biodiversity

...ation working to promote a more sustainable use of coastal and marine resources in oceanic and coastal areas in Latin America and the Caribbean, will use various DIVERSITY products and services to study ...

How to manage forests in hurricane impact zones

...s need strategies to deal with hurricane damage to coastal forests." In early fall 2005, Hurricanes Katri..., with over 5.5 million acres of timberland in the coastal states of Texas, Louisiana, Mississippi, and Alabama affected. Using available data on the damage fr...

Scientists map air pollution using corn grown in US fields

...pected pollution from California and other western coastal states to drift east, but they found that the Rocky Mountains appeared to provide a barrier for the movement of carbon dioxide from fossil fuels. Air in the Mountain West, including Colorado, Idaho and New Mexico, was the cleanest, with about...

Fish growth changes enhanced by climate change

Changes in growth rates in some coastal and long-lived deep-ocean fish species in the sout...irth years from 1861 to 1993. Growth rates of a coastal species, juvenile morwong, in the 1990s were 28.5 per cent faster than at the beginning of the perio...

CSIRO imagery shows Outer Great Barrier Reef at risk from river plumes

...eloped by the Wealth from Oceans Flagship to track coastal and ocean events in real-time, building on the tec...NTINEL bushfire tracking system. While extreme coastal events have been captured by remote sensing before, this is the first time they can be seen and anal...

Overfishing large sharks impacts entire marine ecosystem, shrinks shellfish supply

...at sharks triggers changes that cascade throughout coastal food webs," says Baum. "Solutions include enhancing protection of great sharks by substantially reducing fishing pressure on all of these species and enforcing bans on shark finning both in national waters and on the high seas." "Maintaining the ...

By 2048 all current fish, seafood species projected to collapse

...de, for example), oxygen depletion, fish kills and coastal flooding. "The good news is that it is not too l...pecies diversity and associated services across 12 coastal regions around the world. These included Chesapeake, Delaware, Massachusetts, Galveston, San Francis...

Salmon farms kill wild fish, study shows

...a team of biologists and mathematicians working in coastal British Columbia. "We counted sea lice on more than 14 thousand juvenile salmon migrating past fish farms, and conducted mortality experiments with more than 3,000 fish," said Krkosek. "We then used mathematical models to combine this information and...

Invasive ants territorial when neighbors are not kin

...est supercolony extends about 600 miles throughout coastal California and abuts three of the four smaller colonies. At the territory borders, ants from different colonies engage in intense battles that result in the deaths of considerable numbers of workers. Thomas collected dead workers along small sectio...

Seagrass ecosystems at a 'global crisis'

...sses and their ecological services for the world’s coastal ecosystems, according to an article published in t...ystems" cites the critical role seagrasses play in coastal systems and how costal development, population growth and the resulting increase of nutrient and sed...

Hundreds of thousands of viral species present in the world's oceans

...Sargasso Sea, the Gulf of Mexico, British Columbia coastal waters, and the Arctic Ocean). They use pyrosequencing (a technique that enables collection of many DNA sequence reads for less cost than conventional sequencing) to large samples, rather than individual organisms to gain insights into diversity, geo...

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