Mississippi River

Pool 7’s recreational use is among one of the highest of the Upper Mississippi River Pools. The dominant feature of this area is Lake Onalaska, famous throughout the Midwest for its fishing, boating and waterfowl hunting resources. The lake is a large 7,700 acres of backwater with a divers population of fish and waterfowl. The nearest bridge crossing, I-90 is immediately downstream of Lock and Dam 7. Approximately 65% of Pool 7 is classified as backwater.

Gizzard shad are the most prevalent species found. Other species include silver chub, speckled chub, emerald shiner, river shiner, spotfin shiner, juvenile panfish, carp, and bullhead.