CR

Cordillera Central Frog

Eleutherodactylus bothroboans

Declining

Overview

Eleutherodactylus bothroboans is a critically endangered frog species endemic to Puerto Rico, belonging to the diverse genus of direct-developing frogs known as coquís. This small terrestrial amphibian is characterized by its distinctive call and direct development, meaning it bypasses the typical tadpole stage and develops entirely within the egg. The species has an extremely limited distribution range within Puerto Rico's mountainous regions, making it particularly vulnerable to environmental changes.

Like many Caribbean endemic amphibians, E. bothroboans faces severe population declines due to habitat destruction from deforestation, urban development, and agricultural expansion. Climate change poses additional threats through altered precipitation patterns and temperature fluctuations that affect the species' breeding success and survival.

The introduction of invasive species and potential disease outbreaks, including chytrid fungus which has devastated amphibian populations globally, further compound the risks to this already vulnerable species. Hurricane damage to forest canopy and understory vegetation has also impacted available habitat. Conservation efforts focus on habitat protection within existing protected areas and monitoring of remaining populations to track population trends.

Research initiatives aim to better understand the species' ecological requirements and breeding biology to inform targeted conservation strategies. The species' critically endangered status reflects the urgent need for immediate conservation action to prevent extinction, including habitat restoration and protection of remaining forest fragments where the species persists.

Eleutherodactylus bothroboans faces severe threats from habitat loss due to deforestation, urban development, and agricultural conversion of its limited mountain forest habitat. Climate change and extreme weather events like hurricanes further degrade remaining habitat and disrupt breeding cycles. Invasive species and potential disease outbreaks pose additional risks to the already small and fragmented populations.

Threat summary

Habitat

This species inhabits montane forests in Puerto Rico, typically found in leaf litter and low vegetation of humid mountain environments. It requires intact forest canopy and understory vegetation that maintain appropriate moisture levels for reproduction and survival.

Caves and subterranean habitats· major

Conservation measures underway

Site/area protectionHabitat & natural process restorationSpecies recoveryAwareness & communications

Frequently asked questions

Why is Cordillera Central Frog classified as Critically Endangered?
Cordillera Central 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 bothroboans faces severe threats from habitat loss due to deforestation, urban development, and agricultural conversion of its limited mountain forest habitat. Climate change and extreme weather events like hurricanes further degrade remaining habitat and disrupt breeding cycles. Invasive species and potential disease outbreaks pose additional risks to the already small and fragmented populations.
Where does Cordillera Central Frog live?
Cordillera Central Frog occurs in Dominican Republic. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Cordillera Central Frog?
The main threats to Cordillera Central Frog are 1.1, 5.3, and 6.1. The full IUCN-classified threat record for this species is detailed on the species page.

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