Blunt Webcap vs Brook Floater

Cortinarius obtusus compared with Alasmidonta varicosa

Key Differences

• Blunt Webcap is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Blunt Webcap	Brook Floater
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Mollusca (Mollusks)
Class	Agaricomycetes (Mushrooms)	Bivalvia (Bivalvia)
Order	Agaricales (Gilled Mushrooms)	Unionida (Unionida)
Family	Cortinariaceae	Unionidae
Genus	Cortinarius	Alasmidonta
Species	Cortinarius obtusus	Alasmidonta varicosa

Conservation Status

Blunt Webcap

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Blunt Webcap	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blunt Webcap

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blunt Webcap

The Blunt Webcap (Cortinarius obtusus) is a species in the genus Cortinarius. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.