| Specimen ID | 873199 |
| Group | Fishes |
| Genus | Channa |
| Species | argus |
| Common Name | Northern Snakehead |
| State | MD |
| County | Montgomery |
| Locality | C&O Canal, at Lock 23 (Violettes Lock), adjacent to the Potomac River |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Catoctin |
| HUC8 Number | 02070008 |
| HUC10 Name | Difficult Run-Potomac River |
| HUC10 Number | 0207000810 |
| HUC12 Name | Nichols Run-Potomac River |
| HUC12 Number | 020700081005 |
| Map | |
| Collection Month | 6 |
| Collection Year | 2015 |
| Year Accuracy | Actual |
| Potential Pathway | released for food |
| Status | established |
| Comments | Large adult observed guarding a nest. |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
| Year Class | adult and juveniles |
