Brook Floater vs Gray Birch

Alasmidonta varicosa compared with Betula alleghaniensis

Key Differences

• Brook Floater is Vulnerable while Gray Birch is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Gray Birch
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Magnoliopsida (Dicots)
Order	Unionida (Unionida)	Fagales (Beeches & Oaks)
Family	Unionidae	Betulaceae
Genus	Alasmidonta	Betula
Species	Alasmidonta varicosa	Betula alleghaniensis

Conservation Status

Brook Floater

VU — Vulnerable

Gray Birch

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Gray Birch
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.

Gray Birch

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada, Estonia, France, and United States.

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States