Javan Green Magpie Cissa thalassina

Family: Corvidae (Crows and jays)

Authority: (Temminck, 1826)

Red List Category

Criteria: C2a(i)

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Justification of Red List category
This species qualifies as Critically Endangered because it is thought to have an extremely small and fragmented population, which is suspected to be in rapid to very rapid decline owing to on-going trapping pressure and the continued loss and degradation of suitable habitat. Research and informed conservation actions are now urgently needed to increase the chances of this species's survival.

Population size: 50-249

Population trend: Decreasing

Extent of occurrence (breeding/resident): 41,200 km2

Country endemic: Yes

Recommended citation
BirdLife International (2023) Species factsheet: Cissa thalassina. Downloaded from on 30/05/2023. Recommended citation for factsheets for more than one species: BirdLife International (2023) IUCN Red List for birds. Downloaded from on 30/05/2023.