Liam Schenk (USGS Oregon) holding a sediment core

Detailed Description
Liam Schenk (USGS Oregon) holding a sediment core collected from the bottom of Iron Gate Reservoir, Klamath River, CA.
Sources/Usage
Public Domain.
Liam Schenk (USGS Oregon) holding a sediment core collected from the bottom of Iron Gate Reservoir, Klamath River, CA.
Public Domain.