Collecting zooplankton in Wrangell St. Elias National Park
Detailed Description
Sarah Laske (USGS - ASC) collects zooplankton from a lake using a plankton net in Wrangell St. Elias National Park as part of a study examining mercury in lake food webs. Sam Graf (NPS - LACL) angles.
Sources/Usage
Public Domain.
Photo taken by Ashley Stanek, U.S. Geological Survey