Invasion
Invasion Description
None
Geographic Extent
Adult migrants, historical spawning runs, restoration attempts in Merrimack River (Bigelow and Schroeder 1953; Hartel et al. 1996)
Vectors
| Level | Vector |
|---|
None
Adult migrants, historical spawning runs, restoration attempts in Merrimack River (Bigelow and Schroeder 1953; Hartel et al. 1996)
| Level | Vector |
|---|