Brook Floater vs Congested Cotoneaster

Alasmidonta varicosa compared with Cotoneaster congestus

Key Differences

• Brook Floater is Vulnerable while Congested Cotoneaster is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Congested Cotoneaster
Kingdom	Animalia (동물)	Plantae (식물)
Phylum	Mollusca (연체동물)	Magnoliophyta (피자식물문)
Class	Bivalvia (이매패류)	Magnoliopsida (목련강)
Order	Unionida (석패목)	Rosales (장미목)
Family	Unionidae	Rosaceae (Rose Family)
Genus	Alasmidonta	Cotoneaster
Species	Alasmidonta varicosa	Cotoneaster congestus

Conservation Status

Brook Floater

VU — Vulnerable

Congested Cotoneaster

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Congested Cotoneaster
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.

Congested Cotoneaster

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

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.