USGS reports continued decline of California sea otters
... Pacific coast of Baja California, Mexico, to northern Japan. By the end of the 19th century, maritime fur traders hunted sea otters to the brink of extinction. About a dozen remnant colonies survived at the time of protection in 1911; one remnant colony occurred along the remote Big ...World's smallest deer species discovered by WCS
...ist Alan Rabinowitz in 1997during field surveys in northern Myanmar (Burma). After obtaining specimensfrom local hunters, Rabinowitz brought samples to New York for DNA analysis. The results of the genetic work, published in the recent issue of the journalAnimal Conservation, confirmed the leaf deer as uniqu...Salamanders may one day monitor degradation in small streams
...y due to our sampling techniques," saysRocco. "The northern red salamander prefers slow areas of streams and w...uminum." Another species, the northern dusky, was not found in most acidicstreams and appears to be much more sensitive than its close rela...Catastrophic draining of huge lakes tied to ancient global cooling event
... he said. Although southern Greenland and northern Canada are at about the samelatitude as Sweden and Norway, Greenland is almost uninhabitable because of itscolder temperatures and lack of viable agricultural land for crops andlivestock. But if an enormous amount of freshwater is suddenly in...Conserving the Everglades: Less is more
...s runoff from the Everglades Agricultural Area,the northern third of the historic 3,000-square mile marsh that was drained foragriculture in the early 1900s. Trexler and his colleagues compared levels of algae, invertebrates (includingcrayfish, grass shrimp and dragonflies) and fish (including large mouth ba...... the first time such a preference byherbivores for northern versus tropical plants has been conclusivelydemons... plants. In all cases, the herbivorespreferred the northern plants. "One difficulty with this kind of research is that it must be done on a largespatial scale,"...Ethnic clustering of male genes in India
... from males of 10 different castesor tribes in the northern and eastern regions of India. In particular, the researchers examined six Y chromosome markers, unique DNAsequences that can differ slightly between individuals; when any two males hadidentical sequence at all six markers, they were classified in the...LSU Ag Center researchers look for better ways to assess pollution in Tangipahoa River
...siana climate differently fromsimilar organisms in northern areas," she says. "When we're looking for E. coli we're finding a lot of interference fromKlebsiella," Achberger says. Klebsiella is a bacterium similar to E. coli, but it can be free-living andcan give a false positive for fecal contamination...USGS issues wildlife health alert: Chytrid fungus infection
...s, ponds and streams in the mountains of Colorado, northern New Mexico and southern Wyoming, but the population numbers dropped precipitously in the last 20 years. Biologists from the U.S. Geological Survey are helping determine why amphibians are disappearing. Research by these scientists and others ha...USGS studies wildfire ecology in the western United States
... need to know something about fire." From the northern Rocky Mountains to the Southwest borderlands, wild...tory and effects of fire in the Jemez Mountains of northern New Mexico since 1986. He and his collaborators employ several different methods for reconstructing ...As Hurricane Floyd moves up the Atlantic Coast . . . .
...m their summer staging area in Cape Cod, Mass., to northern SouthAmerica where they spend the winter. USGS biologists will not know the impacton this particular species until next summer, when a census is conducted of themajor colonies in New York, Connecticut, Massachusetts, and Maine. Ongoing USGS stu...USGS finds elevated levels of organochlorine pesticides in Aleutian bald eagles
...ce of these pollutants. Seabirds such as northern fulmars and glaucous-winged gulls were a consistent part of the diet of bald eagles from all the islands, but particularly from the westernmost islands of Kiska and Amchitka, said Anthony. These seabirds are fish eaters, and some migra...UNC-CH marine scientist says hurricane could be catastrophic for Pamlico Sound
...ofthe southeastern U.S. coast between Virginia and northern Florida, according toa University of North Carolina at Chapel Hill marine scientist. The first direct assessment of potentially adverse marine lifeconditions took place Wednesday (Oct. 6). During the survey, researchersobserved low oxygen in...Unveiling all of the consequences: Introduced plants may be causing hidden trouble
...rested the soil from native grasses on much of the northern Great Plains, but its conquest has seemed relatively harmless to the larger environment. The grass was originally brought to the Americas from Siberia during the drought-filled years of the Dust Bowl, when farms were failing and the local prairie gra...When sperm whales talk, UW researcher listens
...1997 and 1998. Dougherty worked off the country's northern coast on a whale-watching boat, where the operators made room for him and his equipment during tours. When the boat got close enough to a whale, he would photograph it then record the sounds it made as it dived. That way, he had a record of which w...Global warming threatens state's quality of life
... more northerly locations. The redwood forests of northern California could be endangered as well as the kelp forests of the southern part of the state. The numbers of disease-carrying rodents -- such as hantavirus carrying mice -- could go up. Changes are already occurring in the ocean, with declines in z...JMU builds supercomputer for national model undergraduate program
... Industry, including the high-tech businesses in northern Virginia, is looking for math and science graduates who can work the high-speed computers. "They are looking for skills," Pruett said. "We're providing a special mixture of skills that's rare." Eventually the computational science program may be...Desert bees hedge their bets, wait for the wet
ITHACA, N.Y. -- The northern tip of the Chihuahuan Desert juts from northern Mexico into the southern parts of Arizona, New Mexico and Texas. It is where black-tailed jackrabb...1999 Fall Meeting: Press conferences and special events
... role in lowering surface temperatures in some far northern land areas. Galileo at Io Friday noon. This session will report results from spacecraft Galileo's closest ever fly-by of Io, Jupiter's volcanic moon. It will consist of new findings since the November 19 NASA Space Science Update on this subject. *...... American black duck, blue- and green-winged teal, northern shoveler, wood duck, lesser scaup, ruddy duck, hooded merganser, Canada goose and the lesser snow goose. The book and the abbreviated field guide are newly published by the Illinois Natural History Survey (INHS). "The information presented in this e...