Brook Floater vs Sharp-Scaly Pholiota

Alasmidonta varicosa compared with Pholiota squarrosoides

Key Differences

Brook Floater is Vulnerable while Sharp-Scaly Pholiota is Critically Endangered.

Taxonomic Classification

Rank	Brook Floater	Sharp-Scaly Pholiota
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Agaricales (Gilled Mushrooms)
Family	Unionidae	Strophariaceae
Genus	Alasmidonta	Pholiota
Species	Alasmidonta varicosa	Pholiota squarrosoides

Conservation Status

Brook Floater

VU — Vulnerable

Sharp-Scaly Pholiota

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Floater	Sharp-Scaly Pholiota
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Sharp-Scaly Pholiota

Habitat

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

Range

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

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.