Brook Floater vs Mark's Cyanea

Alasmidonta varicosa compared with Cyanea marksii

Key Differences

• Brook Floater is Vulnerable while Mark's Cyanea is Critically Endangered.

Taxonomic Classification

Rank	Brook Floater	Mark's Cyanea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Cnidaria (Cnidarians)
Class	Bivalvia (Bivalvia)	Scyphozoa (Scyphozoa)
Order	Unionida (Unionida)	Semaeostomeae (Semaeostomeae)
Family	Unionidae	Cyaneidae
Genus	Alasmidonta	Cyanea
Species	Alasmidonta varicosa	Cyanea marksii

Evolutionary Relationship

Brook Floater and Mark's Cyanea share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Mark's Cyanea

CR — Critically Endangered

Physical Characteristics

Attribute	Brook Floater	Mark's Cyanea
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.

Mark's Cyanea

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.