Swainson's Thrush

Subspecies (6)

• Catharus ustulatus appalachiensis

  breeds in the northeastern USA (New Hampshire and central New York southward to Virginia; winters in South America (Colombia to Peru)

• Catharus ustulatus incanus

  breeds in central and eastern Alaska and northwestern Canada (southward to northern British Columbia and north-central Alberta); winters in South America (Colombia to Peru)

• Catharus ustulatus oedicus

  breeds in California (coast ranges eastward to the west slope of the Sierra Nevada); winters from northwestern Mexico southward to Nicaragua

• Catharus ustulatus phillipsi

  breeds on Haida Gwaii, British Columbia; winters from Mexico to northern Nicaragua

• Catharus ustulatus swainsoni

  breeds from western Canada (British Columbia and Alberta) southward to Great Basin region and north-central and northeastern USA (north of the range of appalachiensis) and eastward to eastern Canada; winters from Panama southward to Bolivia and northwestern Argentina

• Catharus ustulatus ustulatus

  breeds coastal southeastern Alaska to southern Oregon; winters to western Mexico