Brook Floater vs Pink soilworm

Alasmidonta varicosa compared with Aporrectodea rosea

Key Differences

• Brook Floater is Vulnerable while Pink soilworm is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Pink soilworm
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	Aporrectodea
Species	Alasmidonta varicosa	Aporrectodea rosea

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Pink soilworm

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Pink soilworm
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.

Pink soilworm

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (4 countries), North America (United States), and South America (Argentina).

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