CR

La Selle Dusky Frog

Eleutherodactylus jugans

Declining

Overview

The La Selle dusky frog or Mable's robber frog is a species of frog in the family Eleutherodactylidae. It is endemic to Hispaniola and known from the Massif de la Selle, both in the Dominican Republic and in Haiti. Its natural habitats are mesic pine and broadleaf forests.

It is threatened by habitat loss. It is moderately common in suitable habitat, but threatened by habitat loss caused by logging and agriculture. It is known from both La Visite National Park (Haiti) and Sierra de Bahoruco National Park, but habitat degradation is occurring in these areas too.

Eleutherodactylus jugans faces severe threats from habitat destruction due to agricultural expansion and urban development in its limited montane forest range. The species' extremely restricted distribution makes it particularly vulnerable to localized environmental changes, while climate change poses additional risks by altering the cool, humid conditions essential for its survival. Invasive species and pollution from agricultural runoff further compound the pressures on remaining populations.

Threat summary

Habitat

This species inhabits cool, humid montane forests at elevations between 1,200-2,000 meters, typically found in leaf litter and low vegetation of cloud forest environments. It requires stable moisture levels and temperatures characteristic of high-elevation tropical forests for successful reproduction and survival.

Conservation measures underway

Habitat & natural process restorationSpecies recoveryAwareness & communications

Frequently asked questions

Why is La Selle Dusky Frog classified as Critically Endangered?
La Selle Dusky Frog 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. Eleutherodactylus jugans faces severe threats from habitat destruction due to agricultural expansion and urban development in its limited montane forest range. The species' extremely restricted distribution makes it particularly vulnerable to localized environmental changes, while climate change poses additional risks by altering the cool, humid conditions essential for its survival. Invasive species and pollution from agricultural runoff further compound the pressures on remaining populations.
Where does La Selle Dusky Frog live?
La Selle Dusky Frog occurs in Dominican Republic, and Haiti. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to La Selle Dusky Frog?
The main threats to La Selle Dusky Frog are 11.1, 2.1, 5.3, and ai-1. The full IUCN-classified threat record for this species is detailed on the species page.

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