Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
848987
| IN | Lake | Lake Michigan at Buffington Harbor near Gary | 1998 |
04190000
| Lake Michigan | established |
848988
| IN | Lake | Lake Michigan at Calumet Harbor near Whiting | 1998 |
04190000
| Lake Michigan | established |
848989
| IN | Lake | Lake Michigan at Indiana Harbor Canal near East Chicago-Whiting | 1998 |
04190000
| Lake Michigan | established |
848986
| IN | Lake | Lake Michigan at Pastrick Harbor [East Chicago Marina] near East Chicago | 1998 |
04190000
| Lake Michigan | established |
848990
| IN | LaPorte | Lake Michigan at Washington Park Harbor breakwater near Michigan City | 1998 |
04190000
| Lake Michigan | established |
848991
| IN | Porter | Lake Michigan at Burns Harbor - Port of Indiana near Portage | 1998 |
04190000
| Lake Michigan | established |
35573
| MI | Gogebic | Omans Creek under Rt. 505 bridge near mouth [~12 mi. NW of Ironwood, MI] | 1998 |
04180000
| Lake Superior | established |
153626
| MI | Ontonagon | Misery River, near mouth | 1998 |
04180000
| Lake Superior | established |
35909
| MN | Lake | Skunk Creek, at mouth, in Two Harbors | 1998 |
04180000
| Lake Superior | established |
35941
| MN | Lake | Skunk Creek, at mouth, in Two Harbors | 1998 |
04180000
| Lake Superior | established |
153288
| WI | Douglas | St. Louis River estuary | 1998 |
04010201
| St. Louis | established |
35893
| WI | Douglas | St. Louis River estuary | 1998 |
04010201
| St. Louis | established |