TY - RPRT TI - Effects of commercial harvest on shovelnose sturgeon populations in the Upper Mississippi River AU - Jeff D. Koch AU - Michael C. Quist AU - Clay L. Pierce AU - Kirk A. Hansen AU - Michael J. Steuck PY - 2009 DO - 10.1577/m08-115.1 UR - https://pubs.usgs.gov/publication/70156060 ID - 70156060 ER -