It's a familiar scene to anyone who's watched footage of brown bears catching sockeye salmon in Alaska: They're standing knee-deep in a rushing river, usually near a waterfall, and grabbing passing fish with their paws or ...
Ecology
Dec 19, 2019
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6
Researchers drawing on 100-year-old sources of salmon data have found that recent returns of wild adult sockeye salmon to the Skeena River—Canada's second largest salmon watershed— are 75 percent lower than during historical ...
Ecology
Aug 21, 2019
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6
Biological oceanographer Sonia Batten experienced her lightbulb moment on the perils of too many salmon three years ago as she prepared a talk on the most important North Pacific seafood you'll never see on a plate—zooplankton.
Ecology
Aug 11, 2019
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129
An ample buffet of freshwater food, brought on by climate change, is altering the life history of one of the world's most important salmon species.
Ecology
Jun 4, 2019
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277
Hundreds of harbor seals live in Iliamna Lake, the largest body of freshwater in Alaska and one of the most productive systems for sockeye salmon in the Bristol Bay region.
Plants & Animals
May 1, 2019
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235
Each year wild salmon return to the streams in which they were born to spawn and die. Salmon fishery managers must ensure that adequate numbers of fish return each year to spawn and produce offspring for future harvest. ...
Plants & Animals
Jan 21, 2019
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5
Scientists have published a novel method for counting Pacific salmon—analyzing DNA from the slime the fish leave behind in their spawning streams.
Ecology
Jan 3, 2019
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216
Hansen Creek, a small stream in southwest Alaska, is hard to pick out on a map. It's just over a mile long and about 4 inches deep. Crossing from one bank to the other takes about five big steps.
Ecology
Oct 23, 2018
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7
Each year on the United Nations-designated World Water Day, March 22, people around the world consider the importance of fresh water to ecosystems and to us. On World Water Day 2018, the National Science Foundation (NSF) ...
Ecology
Mar 22, 2018
0
34
Kodiak brown bears are abandoning salmon-their iconic prey-due to climate change, according to a new study.
Ecology
Aug 23, 2017
0
283
