Brook Floater vs Earthworm

Alasmidonta varicosa compared with Dendrobaena attemsi

Key Differences

• Brook Floater is Vulnerable while Earthworm is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Earthworm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Annelida (Segmented Worms)
Class	Bivalvia (Bivalvia)	Clitellata (Clitellata)
Order	Unionida (Unionida)	Crassiclitellata (Crassiclitellata)
Family	Unionidae	Lumbricidae
Genus	Alasmidonta	Dendrobaena
Species	Alasmidonta varicosa	Dendrobaena attemsi

Evolutionary Relationship

Brook Floater and Earthworm share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Earthworm

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Earthworm
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.

Earthworm

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, 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