| Specimen ID | 1654243 |
| Group | Plants |
| Genus | Myriophyllum |
| Species | spicatum |
| Common Name | Eurasian watermilfoil |
| State | PA |
| County | Berks |
| Locality | 3401 Old U.S. 22, Hamburg, PA 19526, USA |
| Mapping Accuracy | Accurate |
| HUC8 Name | Schuylkill |
| HUC8 Number | 02040203 |
| HUC10 Name | Middle Schuylkill River |
| HUC10 Number | 0204020306 |
| HUC12 Name | Pigeon Creek-Schuylkill River |
| HUC12 Number | 020402030603 |
| Map | |
| Collection Day | 29 |
| Collection Month | 11 |
| Collection Year | 2017 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 25944 |
| Author: | iNaturalist |
| Date: | 2024 |
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| Comments | iNaturalist observation ID: 9004638 |
| Record Type | Literature |
| Verifier | USGS NAS staff |
| Freshwater/Marine | Freshwater-Brackish |
