Family: Bernieridae (Tetrakas)

Authority: (Colston, 1972)

Red List Category

Criteria: A2c

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Justification of Red List category
This species is suspected to have a small population that is experiencing a rapid decline due to ongoing forest loss and degradation. It is therefore currently classified as Vulnerable.

Population size: 600-1700 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 6,100 km²

Country endemic: yes

Attributes
Land-mass type - shelf island
Realm - Afrotropical
IUCN System - Terrestrial