TY - BOOK ED - Environmental Management Technical Center (Geological Survey) TI - Annual status report: a summary of a fish date in six reaches of the Upper Mississippi River System CY - Onalaska, Wis. PB - U.S. Geological Survey, Environmental Management Technical Center KW - Fishes KW - Local KW - Fisheries KW - Catch effort N1 - Description based on: 1991 (viewed on Apr. 13, 2004) UR - http://purl.access.gpo.gov/GPO/LPS27409 ER -