Recovery of the Aleutian Cackling Goose Branta hutchinsii leucopareia: 10-year review and future prospects

摘要: Aleutian Cackling Geese Branta hutchinsii leucopareia were feared extinct until a remnant population was discovered on Buldir Island by Robert “Sea Otter” Jones in 1962. Population declines, primarily due to predation Arctic Foxes Alopex lagopus introduced the breeding islands, resulted listing of as endangered 1967. Fox removal, translocation captive birds and programmes boosted remarkable recovery this sub-species from 790 individuals 1967 > 30,000 2001, when it removed United States’ Endangered Species List. estimates currently exceed 100,000 birds. However, has brought complex management issues, including harvest once-endangered conflict with agricultural interests. This review comes 50 years following rediscovery population, 20 after initial reclassification threatened, 10 formal delisting Act. describes events leading up bird’s recovery, details actions taken behalf sub-species, recommends strategies for ensuring that conservation success story continues into future.