CRCritically Endangered
Southern White-cheeked Gibbon
Nomascus siki
Declining
Overview
A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.
Habitat
Forest· majorRocky areas· major
Conservation measures underway
Site/area protectionSite/area managementSpecies recoveryLegislationCompliance and enforcementLinked enterprises & livelihood alternatives
Other threatened species in HYLOBATIDAE
Threatened in Laos
Frequently asked questions
Why is Southern White-cheeked Gibbon classified as Critically Endangered?
Southern White-cheeked Gibbon is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range, per the IUCN Red List assessment recorded in the SpeciesRadar database.
Where does Southern White-cheeked Gibbon live?
Southern White-cheeked Gibbon occurs in Laos, and Vietnam. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Southern White-cheeked Gibbon?
The main threats to Southern White-cheeked Gibbon are 2.1, 4.1, 5.1, and 5.1.1. The full IUCN-classified threat record for this species is detailed on the species page.
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