| Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
|
33839
| IN | | Lake Michigan | 1968 |
04190000
| Lake Michigan | established |
|
33986
| IN | | Lake Michigan in northwestern part of state | 1992 |
04190000
| Lake Michigan | established |
|
1917513
| IN | Lake | Lake Michigan, at Calumet, IL/IN | 2023 |
04190000
| Lake Michigan | |
|
1917516
| IN | Lake | Lake Michigan, at Calumet, IL/IN | 2023 |
04190000
| Lake Michigan | |
|
1891410
| IN | Porter | [No locality description provided] | 2019 |
04040001
| Little Calumet-Galien | |
|
158216
| IN | Porter | Indiana Dunes National Lakeshore | 1999 |
04040001
| Little Calumet-Galien | established |
|
1898511
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2015 |
04190000
| Lake Michigan | |
|
1898536
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2017 |
04040001
| Little Calumet-Galien | |
|
1898741
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2017 |
04190000
| Lake Michigan | |
|
1901860
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2018 |
04190000
| Lake Michigan | |
|
1901866
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2018 |
04190000
| Lake Michigan | |
|
1901978
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2018 |
04190000
| Lake Michigan | |
|
1910116
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2021 |
04190000
| Lake Michigan | |
|
1910192
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2021 |
04190000
| Lake Michigan | |
|
1912887
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2022 |
04190000
| Lake Michigan | |
|
1912886
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2022 |
04040001
| Little Calumet-Galien | |
|
1917116
| IN | Porter | Lake Michigan, at Burns Harbor, IN | 2023 |
04190000
| Lake Michigan | |