Brook Floater vs

Alasmidonta varicosa compared with Trapeliopsis pseudogranulosa

Key Differences

• Brook Floater is Vulnerable while is Least Concern.

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 pseudogranulosa

Conservation Status

Brook Floater

VU — Vulnerable

LC — Least Concern

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, Portugal, and Sweden.

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 pseudogranulosa is a crustose lichen with a granular, pale grey-green thallus forming patches on acidic soil and peat in open habitats. It inhabits heathlands, disturbed acidic soils, and sandy bare ground in temperate and boreal European environments. This lichen contributes to biological soil crusts in open, acidic terrestrial habitats.