Higher temperatures spur Alaska’s invasive pike to eat more, a bad sign for salmon

By: Yereth Rosen

Outlets: Alaska Beacon

Published: April 28, 2026

Words: 968

Last Updated: 3 months ago

Body Text Preview

Invasive northern pike have wreaked havoc in Southcentral Alaska rivers and lakes. Introduced illegally in the 1950s, they have been devouring juvenile salmon and other native species.

Now a University of Alaska Fairbanks study warns that matters could get even worse.

As temperatures rise in waterways, invasive pike eat more, said the study, published in the journal Biological Invasions. And as temperatures continue to rise, that trend will continue, the study said. Based on …

Create a free account to access this story and more

Join Plucky Wire to access full stories, collaborate with newsrooms, and discover content from networks around the world.

About

FAQ

Email Us