VU

Haesselia roraimensis

Unknown

Overview

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

Haesselia roraimensis faces significant pressure from habitat degradation in the tepui highlands of the Guiana Shield. Mining activities and infrastructure development threaten the specialized moss and lichen communities this species depends upon. Climate change poses an additional risk by altering the cool, humid microclimate conditions essential for its survival in these isolated mountaintop ecosystems.

Threat summary

Habitat

This species inhabits the unique tepui summit ecosystems of the Guiana Shield, particularly on Mount Roraima. It occurs in specialized microhabitats among moss cushions and lichen communities on exposed rock surfaces and in crevices at high elevations.

Forest· major

Other threatened species in CEPHALOZIACEAE

VU

Nowellia wrightii

Unknown

Frequently asked questions

Why is Haesselia roraimensis classified as Vulnerable?
Haesselia roraimensis is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Haesselia roraimensis faces significant pressure from habitat degradation in the tepui highlands of the Guiana Shield. Mining activities and infrastructure development threaten the specialized moss and lichen communities this species depends upon. Climate change poses an additional risk by altering the cool, humid microclimate conditions essential for its survival in these isolated mountaintop ecosystems.
Where does Haesselia roraimensis live?
Haesselia roraimensis 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 Haesselia roraimensis?
The main threats to Haesselia roraimensis are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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