Skip to main content
U.S. flag

An official website of the United States government

Caitlin Marsteller prepares to release a Black Oystercatcher, Alaska

July 2020 (approx.)

Detailed Description

USGS Biologist Caitlin Marsteller prepares to release a Black Oystercatcher after assisting with the collection of morphometric data and tagging. Data were collected from Black Oystercatchers as part of a new study to better understand migration strategies and movement ecology of the species.


Public Domain.