(Phys.org) —Trace radiation from the Fukushima nuclear disaster is showing up in Pacific bluefin tuna. By measuring that radiation, scientists are gaining valuable insight about the fish's early migratory habits.
Ecology
Mar 5, 2013
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Research now reveals that fish can migrate to avoid the threat of being eaten. A new study from Lund University in Sweden shows that roach fish leave lakes and move into surrounding streams or wetlands, where they are safer ...
Ecology
Mar 1, 2013
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When viewed from shore in late fall and winter, Lake Michigan often appears barren and unwelcoming. Hardly a place anyone or anything would choose to spend the coldest months of the year, right? But many bird species ...
Ecology
Jan 31, 2013
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The ability of deep-sea corals to harbor a broad array of marine life, including commercially important fish species, make these habitat-forming organisms of immediate interest to conservationists, managers, and scientists. ...
Environment
Oct 23, 2012
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As they traveled from the east coast of Canada to the northern shore of South America, Akpik, Mackenzie, Pingo and Taglu stunned researchers and the global conservation community by flying some 2,500 miles out to sea, through ...
Ecology
Sep 28, 2012
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(AP)—The scientists and fishermen on board the Ocearch, a repurposed crabbing vessel, received word that their scouting boat had hooked a great white shark, sparking a flurry of activity.
Ecology
Sep 18, 2012
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Dams are believed to be one of the biggest threats to freshwater organisms worldwide: They disrupt normal patterns of water and sediment flow, impede migration, and alter the character of spawning and feeding grounds. A shortage ...
Ecology
May 10, 2012
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For the first time, a numerical study conducted by the University of Miami incorporates horizontal larval fish navigation skills into realistic 3D flow fields, creating a powerful tool that spells out how larvae use environmental ...
Plants & Animals
Apr 23, 2012
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The majestic leatherback turtle is the largest sea turtle in the world, growing to more than 6 feet in length. It is also one of the most threatened. A major new study of migration patterns has identified high-use areas—potential ...
Ecology
Mar 1, 2012
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(PhysOrg.com) -- Temperature differences and slow-moving water at the confluence of the Clearwater and Snake rivers in Idaho might delay the migration of threatened juvenile salmon and allow them to grow larger before reaching ...
Ecology
Nov 15, 2009
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