Grizzly bears get stressed from salmon decline

By Sarah Zielinski, 10:29 AM December 9, 2013

Salmon aren’t doing very well in most of the world. They’ve been overfished most everywhere. Their natural habitats have been destroyed in numerous ways, including by agriculture, logging and oil spills. Their freshwater rivers have been blocked up with dams. And climate change may be affecting their migration from river to sea and back.

This decline in salmon isn’t good for fans of the omega-3-rich fish, or the people who make their living off of them. That includes native tribes in the Pacif...

Source URL: https://www.sciencenews.org/blog/wild-things/grizzly-bears-get-stressed-salmon-decline