State watch
Massachusetts Snakehead
The USGS Nonindigenous Aquatic Species database records snakehead at 5 locations in Massachusetts — these are reported or eradicated occurrences, not confirmed established populations. Confirm current status with your state wildlife agency.
Canton Reservoir
lakeNorthern snakeheaderadicated
Documented northern snakehead water in Norfolk County, Massachusetts. Charles drainage. 1 USGS specimen record (2021); status: failed. Location verified from the USGS Nonindigenous Aquatic Species database.
Guide & news →
Directions ↗
Charles River
riverBlotched snakeheaderadicated
Documented blotched snakehead water in Suffolk County, Massachusetts. Gulf of Maine/Bay of Fundy drainage. 1 USGS specimen record (2002); status: failed. Location verified from the USGS Nonindigenous Aquatic Species database.
Guide & news →
Directions ↗
Massapoag Pond
pondNorthern snakeheaderadicated
Documented northern snakehead water in Middlesex County, Massachusetts. Merrimack River drainage. 1 USGS specimen record (2004); status: failed. Location verified from the USGS Nonindigenous Aquatic Species database.
Guide & news →
Directions ↗
Newton Pond
pondNorthern snakeheaderadicated
Documented northern snakehead water in Worcester County, Massachusetts. Blackstone River drainage. 1 USGS specimen record (2001); status: failed. Location verified from the USGS Nonindigenous Aquatic Species database.
Guide & news →
Directions ↗
Pomps Pond
pondGiant snakeheaderadicated
Documented giant snakehead water in Essex County, Massachusetts. Merrimack River drainage. 1 USGS specimen record (1990); status: failed. Location verified from the USGS Nonindigenous Aquatic Species database.
Guide & news →
Directions ↗
Know a spot we're missing? Add it to the map →
Latest in Massachusetts
No Massachusetts stories yet — check back soon. 🎣