Brook Floater vs Fatmucket

Alasmidonta varicosa compared with Lampsilis siliquoidea

Key Differences

• Brook Floater is Vulnerable while Fatmucket is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Fatmucket
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order same	Unionida (Unionida)	Unionida (Unionida)
Family same	Unionidae	Unionidae
Genus	Alasmidonta	Lampsilis
Species	Alasmidonta varicosa	Lampsilis siliquoidea

Evolutionary Relationship

Brook Floater and Fatmucket share a common ancestor at the Family level: Unionidae.

Conservation Status

Brook Floater

VU — Vulnerable

Fatmucket

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Fatmucket
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.

Fatmucket

Habitat

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

Range

Found in 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