Brook Floater vs

Alasmidonta varicosa compared with Echinoderma pseudoasperulum

Key Differences

• Brook Floater is Vulnerable while is Near Threatened.

Taxonomic Classification

Rank	Brook Floater
Kingdom	Animalia (Tier)	Fungi (Pilze)
Phylum	Mollusca (Weichtiere)	Basidiomycota (Ständerpilze)
Class	Bivalvia (Muscheln)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Agaricales (Champignonartige)
Family	Unionidae	Agaricaceae (Agarics)
Genus	Alasmidonta	Echinoderma
Species	Alasmidonta varicosa	Echinoderma pseudoasperulum

Conservation Status

Brook Floater

VU — Vulnerable

NT — Near Threatened

Physical Characteristics

Attribute	Brook Floater
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.

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.