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COSEWIC assessment and update status report on the Burrowing Owl in Canada

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COSEWIC
Assessment Summary

 

Assessment Summary – April 2006

Common name:

Burrowing Owl

Scientific name:
Athene cunicularia

Status:
Endangered

Reason for designation:
This grassland owl has suffered significant declines across its North American range; Canadian populations declined 90% in the 1990s and the species is essentially extirpated from British Columbia and Manitoba. This population decline slowed somewhat between 1994 and 2004, but remained at approximately 57%. The true cause or causes of this widespread decline remain unknown.

Occurrence:
British Columbia, Alberta, Saskatchewan and Manitoba

Status history:
Designated Threatened in April 1979. Status re-examined and confirmed in April 1991. Status re-examined and designated Endangered in April 1995. Status re-examined and confirmed in May 2000 and in April 2006. Last assessment based on an update status report.