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News From the Field
Some Alaskan Trout Use Flexible Guts for the Ultimate Binge Diet

March 20, 2013

Dolly Varden among sockeye salmon The stomach and intestines of certain Dolly Varden trout double to quadruple in size during month-long, salmon egg-eating binges in Alaska each August. Because there is so little to eat the rest of the year where they reside, the fish live off the reserves they've built up and their digestive tracks shrink. It's the first time researchers have documented this fish gut flexibility in the wild. Full Story

Source
University of Washington

The National Science Foundation (NSF) is an independent federal agency that supports fundamental research and education across all fields of science and engineering. In fiscal year (FY) 2014, its budget is $7.2 billion. NSF funds reach all 50 states through grants to nearly 2,000 colleges, universities and other institutions. Each year, NSF receives about 50,000 competitive requests for funding, and makes about 11,500 new funding awards. NSF also awards about $593 million in professional and service contracts yearly.

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