See https://pubs.er.usgs.gov/publication/70197932
Distribution and foraging patterns of common loons on Lake Michigan with implications for exposure to type E avian botulism
Journal of Great Lakes Research
By: Kevin P. Kenow, Steven C. Houdek, Luke Fara, Brian R. Gray, Brian R. Lubinski, Darryl J. Heard, Michael W. Meyer, Timothy J. Fox, and Robert Kratt