CR

Eua mauga

Unknown

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Eua mauga faces severe threats from habitat destruction due to agricultural expansion and urban development on Eua Island. The species' extremely limited range makes it particularly vulnerable to invasive plant species that alter the native forest structure. Cyclones and extreme weather events pose additional risks to the remaining population, while the small population size increases vulnerability to stochastic events and genetic bottlenecks.

Threat summary

Habitat

Eua mauga inhabits the native limestone forests and forest edges of Eua Island in Tonga. The species is restricted to areas with dense canopy cover and specific microhabitat conditions found in the island's remaining primary forest fragments.

Forest· major

Conservation measures underway

Species recovery

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Partula incrassa

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Frequently asked questions

Why is Eua mauga classified as Critically Endangered?
Eua mauga 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. Eua mauga faces severe threats from habitat destruction due to agricultural expansion and urban development on Eua Island. The species' extremely limited range makes it particularly vulnerable to invasive plant species that alter the native forest structure. Cyclones and extreme weather events pose additional risks to the remaining population, while the small population size increases vulnerability to stochastic events and genetic bottlenecks.
Where does Eua mauga live?
Eua mauga occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Eua mauga?
The main threats to Eua mauga are 2.1, 5.3, ai-1, and ai-2. The full IUCN-classified threat record for this species is detailed on the species page.

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