Annual status report  a summary of a fish date in six reaches of the Upper Mississippi River System 

 - Onalaska, Wis.  U.S. Geological Survey, Environmental Management Technical Center 
<br/><br/> Description based on: 1991 (viewed on Apr. 13, 2004) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes<br/>Fisheries--Catch effort<br/>Fisheries
<br/><br/><label>GPO Item No.: </label>0671-L-06 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 74.15/7: