| Specimen ID | 877933 |
| Group | Fishes |
| Genus | Etheostoma |
| Species | blennioides |
| Common Name | Greenside Darter |
| State | MD |
| County | Washington |
| Locality | C & O Canal Towpath, near mile marker 112 |
| Mapping Accuracy | Accurate |
| HUC8 Name | Conococheague-Opequon |
| HUC8 Number | 02070004 |
| HUC10 Name | Little Tonoloway Creek-Potomac River |
| HUC10 Number | 0207000405 |
| HUC12 Name | Cherry Run-Potomac River |
| HUC12 Number | 020700040505 |
| Map | |
| Collection Day | 30 |
| Collection Month | 8 |
| Collection Year | 2015 |
| Year Accuracy | Actual |
| Potential Pathway | released bait |
| Status | established |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Photo | |
