Brook Floater vs

Alasmidonta varicosa compared with Trapeliopsis glaucolepidea

Taxonomic Classification

Rank	Brook Floater
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Lecanoromycetes (Lecanoromycetes)
Order	Unionida (Unionida)	Baeomycetales (Baeomycetales)
Family	Unionidae	Trapeliaceae
Genus	Alasmidonta	Trapeliopsis
Species	Alasmidonta varicosa	Trapeliopsis glaucolepidea

Conservation Status

Brook Floater

VU — Vulnerable

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

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable 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.

Trapeliopsis glaucolepidea is a crustose lichen with a glaucous, granular thallus forming patches on soil and rock substrates. It inhabits open mineral soils, sandy heathlands, and disturbed ground in temperate and boreal European environments. This lichen colonizes bare acidic soils and contributes to early successional soil stabilization.