TY - RPRT TI - A digital terrain model of bathymetry and shallow-zone bottom-substrate classification for Spednic Lake and estimates of lake-level-dependent habitat to support smallmouth bass persistence modeling AU - Robert W. Dudley AU - Charles W. Schalk AU - Nicholas W. Stasulis AU - Joan G. Trial PY - 2011 DO - 10.3133/sir20105255 UR - https://pubs.usgs.gov/publication/sir20105255 ID - sir20105255 ER -