Gassy Webcap vs Japanese Weasel

Cortinarius traganus compared with Mustela itatsi

Key Differences

• Gassy Webcap is Vulnerable while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Gassy Webcap	Japanese Weasel
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Carnivora (Carnivorans)
Family	Cortinariaceae	Mustelidae (Weasels & Otters)
Genus	Cortinarius	Mustela
Species	Cortinarius traganus	Mustela itatsi

Conservation Status

Gassy Webcap

VU — Vulnerable

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Gassy Webcap	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gassy Webcap

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, Sweden, Taiwan, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.