Arrowspine dogfish vs Brook Floater

Centrophorus moluccensis compared with Alasmidonta varicosa

Taxonomic Classification

Rank	Arrowspine dogfish	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Elasmobranchii	Bivalvia (Bivalvia)
Order	Squaliformes (Squaliformes)	Unionida (Unionida)
Family	Centrophoridae	Unionidae
Genus	Centrophorus	Alasmidonta
Species	Centrophorus moluccensis	Alasmidonta varicosa

Evolutionary Relationship

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

Conservation Status

Arrowspine dogfish

VU — Vulnerable

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Arrowspine dogfish	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowspine dogfish

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Arrowspine dogfish

The Arrowspine dogfish, Centrophorus moluccensis, is a species. It is currently assessed as vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

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.