VU

Olivbrauner Rauhkopf

Cortinarius cotoneus

Unknown

Overview

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

Cortinarius cotoneus faces significant pressure from habitat degradation in its specialized old-growth coniferous forest ecosystems. The species' dependence on mature forest mycorrhizal networks makes it particularly vulnerable to logging activities and forest fragmentation. Climate change poses an additional threat by altering the delicate soil chemistry and moisture conditions required for fruiting body development.

Threat summary

Habitat

This rare fungus inhabits mature coniferous forests, particularly those dominated by spruce and fir species, where it forms essential mycorrhizal associations with tree roots. It requires undisturbed forest floors with specific soil pH conditions and consistent moisture levels typical of old-growth ecosystems.

TERRESTRIAL· major

Frequently asked questions

Why is Olivbrauner Rauhkopf classified as Vulnerable?
Olivbrauner Rauhkopf 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. Cortinarius cotoneus faces significant pressure from habitat degradation in its specialized old-growth coniferous forest ecosystems. The species' dependence on mature forest mycorrhizal networks makes it particularly vulnerable to logging activities and forest fragmentation. Climate change poses an additional threat by altering the delicate soil chemistry and moisture conditions required for fruiting body development.
Where does Olivbrauner Rauhkopf live?
Olivbrauner Rauhkopf occurs in Armenia, Austria, Belgium, Bosnia & Herzegovina, Canada, and China (plus 21 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Olivbrauner Rauhkopf?
The main threats to Olivbrauner Rauhkopf 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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