Brook Floater vs

Alasmidonta varicosa compared with Buellia ocellata

Key Differences

• Brook Floater is Vulnerable while is Near Threatened.

Taxonomic Classification

Rank	Brook Floater
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Lecanoromycetes (Lecanoromycetes)
Order	Unionida (Unionida)	Caliciales (Caliciales)
Family	Unionidae	Caliciaceae
Genus	Alasmidonta	Buellia
Species	Alasmidonta varicosa	Buellia ocellata

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

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, 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.

Buellia ocellata is a crustose lichen with a pale grey to white areolate thallus bearing dark lecideine apothecia surrounded by a paler excipular ring. It inhabits exposed bark of old deciduous trees and smooth-barked conifers in temperate European woodlands. This lichen is sensitive to air quality changes and associated with veteran trees in ancient woodland.