Cackling Goose (Branta hutchinsii) [XC785820]
by Ed Pandolfino from Apollo Community Regional Park (near Lancaster), Los Angeles County, California, United States (call)
Cackling Goose (Branta hutchinsii) [XC477240]
by from William Finley NWR, Bruce Rd Marsh, Willamette Valley (near Corvallis), Benton County, Oregon, United States (call)
Subspecies
Branta canadensis (Sibley and Monroe 1990, 1993) has been split into Canada Goose (Branta canadensis) and Cackling Goose (Branta hutchinsii) following AOU (2004).
Considered by some authors to be a subspecies of Canada Goose (Branta canadensis).
The following 4 subspecies are recognised:
leucopareia (von Brandt, JF, 1836) - Aleutian Is. Considered by some authors to be a subspecies of Canada Goose (Branta canadensis).
minima Ridgway, 1885 - Coastal western Alaska. Considered by some authors to be a subspecies of Canada Goose (Branta canadensis).
taverneri Delacour, 1951 - Alaska Peninsula to Mackenzie Delta. Considered by some authors to be a subspecies of Canada Goose (Branta canadensis).
hutchinsii (Richardson, 1832) - Central Canada. Considered by some authors to be a subspecies of Canada Goose (Branta canadensis).
BirdLife International Species Factsheet