Brook Floater vs southern bobtail squid

Alasmidonta varicosa compared with Euprymna tasmanica

Key Differences

• Brook Floater is Vulnerable while southern bobtail squid is Data Deficient.

Taxonomic Classification

Rank	Brook Floater	southern bobtail squid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class	Bivalvia (Bivalvia)	Cephalopoda (Cephalopods)
Order	Unionida (Unionida)	Sepiida (Sepiida)
Family	Unionidae	Sepiolidae
Genus	Alasmidonta	Euprymna
Species	Alasmidonta varicosa	Euprymna tasmanica

Evolutionary Relationship

Brook Floater and southern bobtail squid share a common ancestor at the Phylum level: Mollusca. (Mollusks)

Conservation Status

Brook Floater

VU — Vulnerable

southern bobtail squid

DD — Data Deficient

Physical Characteristics

Attribute	Brook Floater	southern bobtail squid
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.

southern bobtail squid

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.