Pink salmon that begin life in freshwater with high concentrations of carbon dioxide, which causes acidification, are smaller and may be less likely to survive, according to a new study from UBC.
Ecology
Jun 29, 2015
0
273
A massive federal habitat restoration effort in the Columbia River Basin has spent more than $700 million on breaching levies, restoring tidal channels, reconnecting floodplains and other actions meant to boost salmon and ...
Ecology
Jun 21, 2015
1
38
Federal authorities have released their final recovery plan for a fish species that teetered on the brink of extinction in the early 1990s in one of the Pacific Northwest's major rivers.
Ecology
Jun 8, 2015
0
23
Researchers have developed a model to assess how dams affect the viability of sea-run fish species that need to pass dams as they use both fresh and marine waters during their lifetimes. NOAA's Northeast Fisheries Science ...
Ecology
May 21, 2015
0
29
Salmon carry a strontium chemical signature in their "ear bones" that lets scientists identify specific streams where the fish hatched and lived before they were caught at sea. The new tool may help pinpoint critical habitats ...
Ecology
May 15, 2015
0
90
The Alaska salmon fishery is touted as one of the best in the world. When measured with an ecological yardstick, it is - fish stocks are healthy and the fishery is certified by the Marine Stewardship Council as consistently ...
Ecology
May 6, 2015
0
46
As we prepare to adjust to the shifting day length caused by the change in clocks, a team of scientists has discovered how changes in the light are used in the completion of one of nature's most amazing migratory journeys.
Mar 27, 2015
0
178
Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of two whale species outlive their reproductive lives in such a major way. Female killer whales typically ...
Plants & Animals
Mar 5, 2015
1
321
When salmon, salamanders or other aquatic animals poop or shed skin cells, they leave behind traces of their DNA in the water, like clues left behind at a crime scene.
Ecology
Mar 3, 2015
0
59
Oregon's Foster Dam just got an upgrade, one that is proving vital to the survival of threatened Upper Willamette River spring Chinook salmon and winter steelhead. A new facility ensures fish can bypass the 126-foot flood ...
Ecology
Feb 10, 2015
0
14
