| Specimen ID | 1820991 |
| Group | Algae |
| Genus | Didymosphenia |
| Species | geminata |
| Common Name | didymo |
| State | PA |
| County | Fayette |
| Locality | [No locality description provided] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Youghiogheny |
| HUC8 Number | 05020006 |
| HUC10 Name | Middle Youghiogheny River |
| HUC10 Number | 0502000609 |
| HUC12 Name | Drake Run-Youghioheny River |
| HUC12 Number | 050200060902 |
| Map | |
| Collection Day | 9 |
| Collection Month | 7 |
| Collection Year | 2015 |
| Year Accuracy | Actual |
| Reference 1 |
| Ref. Number: | 45006 |
| Author: | NatureServe |
| Date: | 2025 |
| Title: | iMapInvasives: NatureServe’s online data system supporting strategic invasive species management |
| Publisher: | NatureServe |
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| Comments | iMapInvasives source record |
| Record Type | Literature |
