Conducting field surveys on Lake Superior
![Field surveys on Lake Superior](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/media/images/FieldSurveys2.jpg?itok=AAbwqp4c)
Detailed Description
USGS scientists conducting surveys on Lake Superior.
Photo credit: Jenny Hanson, USGS
Sources/Usage
Public Domain.
USGS scientists conducting surveys on Lake Superior.
Photo credit: Jenny Hanson, USGS
Public Domain.