| Specimen ID | 1651487 |
| Group | Plants |
| Genus | Najas |
| Species | marina |
| Common Name | holly-leaf waternymph |
| State | MT |
| County | Missoula |
| Locality | Private pond |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Clark Fork |
| HUC8 Number | 17010204 |
| HUC10 Name | Clark Fork River-Mill Creek |
| HUC10 Number | 1701020402 |
| HUC12 Name | Clark Fork River-Roman Creek |
| HUC12 Number | 170102040210 |
| Map | |
| Collection Day | 5 |
| Collection Month | 8 |
| Collection Year | 2020 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft | hitch hiker on waterfowl |
| Status | established |
| Comments | First detected in 2019. |
| Record Type | Personal communication |
| Disposal | WTU |
| Verifier | Peter Zika |
| Freshwater/Marine | Freshwater |
