TY - RPRT TI - Estimation of a Trophic State Index for selected inland lakes in Michigan, 1999–2013 AU - Lori M. Fuller AU - Richard S. Jodoin PY - 2016 DO - 10.3133/sir20165023 UR - https://pubs.usgs.gov/publication/sir20165023 ID - sir20165023 ER -