Brook Floater vs Quadrangular Peaclam

Alasmidonta varicosa compared with Euglesa milium

Key Differences

• Brook Floater is Vulnerable while Quadrangular Peaclam is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Quadrangular Peaclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order	Unionida (Unionida)	Sphaeriida (Sphaeriida)
Family	Unionidae	Sphaeriidae
Genus	Alasmidonta	Euglesa
Species	Alasmidonta varicosa	Euglesa milium

Evolutionary Relationship

Brook Floater and Quadrangular Peaclam share a common ancestor at the Class level: Bivalvia. (Bivalvia)

Conservation Status

Brook Floater

VU — Vulnerable

Quadrangular Peaclam

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Quadrangular Peaclam
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.

Quadrangular Peaclam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, 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