Brook Floater vs Raya

Alasmidonta varicosa compared with Hypanus longus

Taxonomic Classification

Rank	Brook Floater	Raya
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (moluscos)	Chordata (cordados)
Class	Bivalvia (Bivalvia)	Elasmobranchii
Order	Unionida (Unionida)	Myliobatiformes (Myliobatiformes)
Family	Unionidae	Dasyatidae
Genus	Alasmidonta	Hypanus
Species	Alasmidonta varicosa	Hypanus longus

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Raya

VU — Vulnerable

Physical Characteristics

Attribute	Brook Floater	Raya
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.

Raya

Habitat

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

Range

Found in Colombia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.