Changes in pre-aeration dissolved oxygen in Little St. Germain Lake
![Graph showing changes in winter dissolved oxygen in Little St. Germain Lake, Wis., before using aeration](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/USGS_WIWSC_LtlStGermain_DO.jpg?itok=bdxI0klQ)
Detailed Description
Graph showing the changes in winter dissolved oxygen concentrations throughout Little St. Germain Lake, Wis., under the ice prior to using aeration.
Graph showing the changes in winter dissolved oxygen concentrations throughout Little St. Germain Lake, Wis., under the ice prior to using aeration.