Brook Floater vs purple marbled

Alasmidonta varicosa compared with Eublemma ostrina

Key Differences

• Brook Floater is Vulnerable while purple marbled is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	purple marbled
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Lepidoptera (Butterflies & Moths)
Family	Unionidae	Noctuidae
Genus	Alasmidonta	Eublemma
Species	Alasmidonta varicosa	Eublemma ostrina

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

purple marbled

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	purple marbled
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.

purple marbled

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Algeria, Belgium, Denmark, Portugal, and Sweden.

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.