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Tag: "surveys" at biology news

Massive herds of animals found to still exist in Southern Sudan

Aerial surveys by the New York-based Wildlife Conservation Societ...sm, with support from USAID/USDA, undertook ground surveys in 2001 and 2002 of the wildlife populations in Boma and confirmed the presence of white-eared kob i...

DNA analysis suggests under-reported kills of threatened whales

..., Alaska. Baker and his colleagues conducted 12 surveys at a selection of shops selling whale meat in cert...," Baker said. "Researchers who have done sighting surveys of minke whales report difficulty in even locating the whales, and it has been hard to reconcile the...

Massive coral death attributed to earthquake

...Banyak off Aceh, Indonesia, in March 2007. The surveys covered 35 sites along 600 kms (372 miles) of coastline, have documented, for the first time, the effects of earthquake uplift on coral reefs. The entire island of Simeulue, with a perimeter of approximately 300 km (186 miles), was raised up to 1.2 m...

New sucker-footed bat discovered in Madagascar

...ained largely understudied. On the basis of recent surveys and taxonomic research, about one-third of the island's bat species were unknown to scientists until a few years ago, and the majority of these are new to science." Only about eight percent of Madagascar's original forest cover remains, as the fo...

Overfishing large sharks impacts entire marine ecosystem, shrinks shellfish supply

...980s. Now, by examining a dozen different research surveys from 1970-2005 along the eastern U.S. coast, the r...arks—increased considerably, according to research surveys looking at the past 16 to 35 years. Cownose rays are most conspicuous among the 12 species showing i...

Light wine intake is associated with longer life expectancy in men

...nal survey taken among survivors in mid-2000. The surveys included drinking habits, dietary habits, body mass index, smoking habits and the prevalence of heart attack, stroke, diabetes and cancer. The statistics on alcohol consumption were adjusted to account for other risk factors. The researchers found...

Novel experiment documents evolution of genome in near-real time

...at convey a selective survival advantage. "Opinion surveys indicate that many people don't believe that evolution occurs," said Herring, "but if the skeptics could witness evolution actually occurring, as we did, I think they'd be more likely to believe that it's not just a theory."...

Designer babies - what would you do for a 'healthy' baby?

...prospective parents. The results of a series of surveys of 100-200 participants included: The better educated prospective parents are, the further they are prepared to go to improve their children's IQ. Women interpret certain interventions in child rearing as "design acts" more readily than men. People...

Ebola-outbreak kills 5000 gorillas

...utbreaks in 2002 and 2003. They then used transect surveys to show that 95% gorilla mortality rates extended over a much larger area of several thousand square kilometres. Chimpanzees were also heavily affected, with a mortality rate of 77%. Lossi was just one in a series of large gorilla and chimpanzee die...

Siberian lakes burp 'time-bomb' greenhouse gas

... in climate models." Using remote sensing, aerial surveys and year-round, continuous measurements Walter and...ions for arctic lakes, linking process-based field surveys with remote sensing analysis. ...

First Biodiversity Census of coral reef ecosystems in the NW Hawaiian Islands

...ch Frigate Shoals will be the first in a series of surveys by CoML's Census of Coral Reef Ecosystems (CReefs)...hile annual reef assessment and monitoring program surveys are conducted throughout the Northwestern Hawaiian Islands (NWHI), those surveys have been forced to...

Small, smaller, smallest -- The plight of the vaquita

...rall range has changed in historic times. Acoustic surveys suggest that vaquitas are not only limited to the ...e obtained to monitor trends is a tricky one. Ship surveys are expensive and they cannot be expected to detect population declines or increases on an acceptabl...

High levels of blindness in southern Sudan following years of war

...ts urgent implementation in southern Sudan. The surveys are also discussed in two ‘Perspective?articles in... that the methods used in these (and other) health surveys could over-estimate the level of blindness....

Obesity levels in US are grossly underestimated

...eagues analyzed and compared the data from the two surveys in order to quantify the level of bias when people self-report their height and weight, especially in a telephone interview. Based on this new understanding of the survey data, the authors found that, on average, women tend to underestimate their w...

New research finds surveys of larval-stage organisms effective for measuring marine biodiversity

...d often inaccessible marine environments. To date, surveys of species diversity in the world's oceans have focused on adult organisms, but new research from Boston University has found that studying marine life in its larval phase with DNA barcoding is a valuable way to estimate biodiversity. Using this no...

Global warming may have damaged coral reefs forever

...thy coral reefs. Early results from diver tourist surveys in the inner islands suggest that diver satisfaction is high with granite reefs, wrecks and whale sharks. Lead researcher Nick Graham, of Newcastle University's School of Marine Science and Technology, said: "We have shown there has been very littl...

Brighter future for giant panda?

...ast thirty years, during which time three national surveys were carried out. The first two revealed alarming ...sor Bruford said: "Our results found that previous surveys underestimated the population by more than 50%. These finding indicate that the species has a much b...

Even a little cooling helps after cardiac arrest

...dent Ryan Hechinger conducted four month-long bird surveys at the study site, using video cameras to capture images of as many birds as possible. The results proved encouraging as the video-based estimates of the bird community were in close agreement with those from the snail-trematode analysis. "The more b...

How healthy is that marsh? Biologists count parasites

...dent Ryan Hechinger conducted four month-long bird surveys at the study site, using video cameras to capture images of as many birds as possible. The results proved encouraging as the video-based estimates of the bird community were in close agreement with those from the snail-trematode analysis. "The more b...

Patients and their doctors have different perceptions about HIV and its treatment

...er aspects related to HIV treatment. "While the surveys highlighted many similar views between physicians and patients on issues such as treatment goals and satisfaction with currently available antiretroviral drugs," said José M. Zuniga, IAPAC President/CEO and the author of the JIAPAC article, "it is cl...

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