Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Localities and magnitude of Caspian tern mortality in Washington and Oregon in the summer of 2023. Rat Island incurred the largest mortality and is the focus of this study. The Rice Island location along the lower Columbia River includes birds from East Sand Island and Astoria, which are located downstream of this location.
