Recommended citation: Global Invasive Species Database (2025) Species profile: Perdix perdix. Downloaded from http://iucngisd.org/gisd/speciesname/Perdix+perdix on 05-02-2025.
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MN
Perdix perdix
Date assessed
2021-09-14
Year published
2023
Eicat category
MN (Minor)
Justification for EICAT assessment
Farm-bred Grey Partridges have been observed to hybridize with the wild subspecies Perdix perdix perdix. This may complicate recovery of wild partridge populations, which have suffered serious declines in numbers in recent decades in Denmark. There is no evidence that hybridisation caused a decline of this species (Andersen and Kahlert 2012).
Confidence rating
Low
Mechanism(s) of maximum impact
Hybridisation
Countries of most severe impact
Denmark
Description of impacts
Farm-bred Grey Partridges hybridize with the wild subspecies of Grey Partridges.
Assessor
Tom Allmert; Thomas Evans
Contributors
Reviewers
EICAT authority
Recommended citation
Tom Allmert, Thomas Evans (2025). Perdix perdix. IUCN Environmental Impact Classification for Alien Taxa (EICAT).