Brook Floater vs Munk's devil ray

Alasmidonta varicosa compared with Mobula munkiana

Taxonomic Classification

Rank	Brook Floater	Munk's devil ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Elasmobranchii
Order	Unionida (Unionida)	Myliobatiformes (Myliobatiformes)
Family	Unionidae	Myliobatidae
Genus	Alasmidonta	Mobula
Species	Alasmidonta varicosa	Mobula munkiana

Evolutionary Relationship

Brook Floater and Munk's devil ray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Munk's devil ray

VU — Vulnerable

Physical Characteristics

Attribute	Brook Floater	Munk's devil ray
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.

Munk's devil ray

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.