| Specimen ID | State | County | Locality | Year | HUC Number | Drainage Name | Status |
| 1612403 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1612405 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1612407 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1612411 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1624651 | MI | Delta | Hiawatha National Forest | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1632425 | MI | Delta | Hiawatha National Forest | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1612412 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
| 1612414 | MI | Delta | [No locality description provided] | 2018 | 04030112 | Fishdam-Sturgeon | established |
Citation for this information:
U.S. Geological Survey, 2025,
Rhamnus frangula: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 12/24/2025