Summary Although the preliminary checklist includes this species as introduced in the Sitka area, there are no records in ARCTOS, nor any reports in AKEPIC. It is not considered established in British Columbia. It seems unlikely to be established in Southeast Alaska.
From Natural History of Southeast Alaska
A list of all pages that have property "Summary" with value "Although the preliminary checklist includes this species as introduced in the Sitka area, there are no records in ARCTOS, nor any reports in AKEPIC. It is not considered established in British Columbia. It seems unlikely to be established in Southeast Alaska."