CR

Biatora troendelagica

Unknown

Overview

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

Biatora troendelagica faces severe threats from habitat degradation and loss of suitable substrate conditions in its specialized environments. Air pollution and climate change are altering the delicate chemical and moisture conditions required for this lichen's survival, while human activities continue to reduce available habitat.

Threat summary

Habitat

This lichen species occurs on bark of deciduous trees, particularly in humid coastal and montane forests of central Norway. It requires specific microclimate conditions with high humidity and clean air quality in old-growth forest environments.

Other threatened species in Ramalinaceae

EN

Laurer's Catillaria

Megalaria laureri

Unknown
VU

Megalaria pulverea

Unknown
CR

Ramalina protensa

Unknown
circumspect dotted lichenCR

circumspect dotted lichen

Bacidia circumspecta

Unknown

Frequently asked questions

Why is Biatora troendelagica classified as Critically Endangered?
Biatora troendelagica 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. Biatora troendelagica faces severe threats from habitat degradation and loss of suitable substrate conditions in its specialized environments. Air pollution and climate change are altering the delicate chemical and moisture conditions required for this lichen's survival, while human activities continue to reduce available habitat.
Where does Biatora troendelagica live?
Biatora troendelagica 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 Biatora troendelagica?
The main threats to Biatora troendelagica 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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