: the species is currently present in 7 of them (endemic, native, introduced);
: possible in 1 of them (stray, questionable);
: absent from 2 of them (extirpated, not established, misidentification, error).
: all reports listed together.
Distribution: North America: Hudson Bay, lower Great Lakes and Mississippi River basins from Ontario to Saskatchewan in Canada and from Montana south to Louisiana in the USA.
The map in this page was supported by BioFresh that has received funding from the
European Union's Seventh Programme for research, technological development and demonstration under grant agreement No 226874