UW News

Sean Brennan


May 23, 2019

Hot spots in rivers that nurture young salmon ‘flicker on and off’ in Alaska’s Bristol Bay region

A spawning sockeye salmon.

Chemical signatures imprinted on tiny stones that form inside the ears of fish show that two of Alaska’s most productive salmon populations, and the fisheries they support, depend on the entire watershed.


May 15, 2015

Chemical tags in ear bones track Alaska’s Bristol Bay salmon

Chinook-TILE

A chemical signature recorded on the ear bones of Chinook salmon from Alaska’s Bristol Bay region could tell scientists and resource managers where they are born and how they spend their first year of life.