Recommended citation: Global Invasive Species Database (2025) Species profile: Anser indicus. Downloaded from http://iucngisd.org/gisd/speciesname/Anser+indicus on 07-12-2025.
Blair, M.J., McKay, H., Musgrove A.J. & Rehfisch, M.M. (2000). Review of the Status of Introduced Non-Native Waterbird Species in the Agreement Area of the African-Eurasian Waterbird Agreement Research Contract CR0219, British Trust for Ornithology
Gates, N. et al. Bar-headed Goose. GB Non-native Species Secretariat.
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MN
Anser indicus Bar-headed goose
Date assessed
2021-11-11
Year published
2022
Eicat category
MN (Minor)
Justification for EICAT assessment
Introduced Bar-headed goose hybridise with other species of waterfowl in Europe (Blair et a. 2000, Banks et al. 2008, CABI 2009).
Confidence rating
Low
Mechanism(s) of maximum impact
Hybridisation
Countries of most severe impact
Germany; Netherlands; United Kingdom
Description of impacts
The bar-headed goose hybridizes with the other goose species in Europe.
Assessor
Tom Allmert; Thomas Evans
Contributors
Reviewers
EICAT authority
Recommended citation
Tom Allmert, Thomas Evans (2025). Anser indicus. IUCN Environmental Impact Classification for Alien Taxa (EICAT).