For fish and rice to thrive in Yolo Bypass, 'just add water'
From a fish-eye view, rice fields in California's Yolo Bypass provide an all-you-can-eat bug buffet for juvenile salmon seeking nourishment on their journey to the sea. That's according to a new report detailing ...
Improving salmon's success in the wild and aquaculture
Have you ever been stressed and forgot what you were doing? Chronic mild stress may explain why many salmon don´t return to our rivers and why 20% of salmon production is lost every year.
Sterile farmed salmon can reduce genetic impact on wild fish
Interbreeding between escaped farmed salmon and their wild counterparts is a major headache for the aquaculture industry. Now Norwegian fish farming companies are raising one million sterile salmon in sea ...
Climate change is impacting California, report says
Coastal waters off California are getting more acidic. Fall-run chinook salmon populations to the Sacramento River are on the decline. Conifer forests on the lower slopes of the Sierra Nevada have moved to ...
Nonnative salmon alter nitrification in Great Lakes tributaries
Nonnative species can affect the biogeochemistry of an ecosystem. For instance, Pacific salmon have been introduced as a sport fishery in many streams and lakes beyond their native range, but their introduction may be altering ...
Activists fight FDA approval of AquaBounty's genetically engineered salmon
Every summer since 1979, Kim Hubert has fished for sockeye salmon in Alaska's Bristol Bay. It's a family business in tiny Togiak that has, from time to time, also employed his wife and three children.
Salmon runs boom, go bust over centuries
Salmon runs are notoriously variable: strong one year, and weak the next. New research shows that the same may be true from one century to the next.
FDA says fast-growing fish would not harm nature (Update)
U.S. government health regulators say a genetically modified salmon that grows twice as fast as normal is unlikely to harm the environment, clearing the way for the first approval of a scientifically engineered animal for ...
Researchers uncover some good news for BC's troubled salmon populations
A University of Alberta led research team has some positive news for British Columbia's pink salmon populations, and the salmon farming industry that has struggled to protect both captive and wild salmon from sea lice infestations.
Rapid re-colonization of river after extreme flood event
(Phys.org)—After being virtually wiped out during a flood in 2005 in Wolf Point Creek, Alaska, salmon, meiofauna and most macroinvertebrates all re-colonized within two years, according to research published by University ...
Do beavers benefit Scottish wild salmon?
Reintroduced European beavers could have an overall positive impact on wild salmon populations in Scotland, according to a study by the University of Southampton.
Bears, scavengers count on all-you-can-eat salmon buffet lasting for months
Salmon conservation shouldn't narrowly focus on managing flows in streams and rivers or on preserving only places that currently have strong salmon runs.
Killer whale at risk due to inadequate prey population
Not having enough Chinook salmon to eat stresses out southern resident killer whales in the Pacific Northwest more than having boatloads of whale watchers nearby, according to hormone levels of whales summering ...
Three keys to sockeye decline
(Phys.org) -- Competition with pink salmon in the open ocean could be an important factor in the long-term decline in abundance of sockeye salmon populations in the Fraser River, according to new research from Simon Fraser ...