Heratsunozame vs Longsnout dogfish

Deania calcea compared with Deania quadrispinosa

Key Differences

• Heratsunozame is Near Threatened while Longsnout dogfish is Vulnerable.

Taxonomic Classification

Rank	Heratsunozame	Longsnout dogfish
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Elasmobranchii	Elasmobranchii
Order same	Squaliformes (ツノザメ目)	Squaliformes (ツノザメ目)
Family same	Centrophoridae	Centrophoridae
Genus same	Deania	Deania
Species	Deania calcea	Deania quadrispinosa

Evolutionary Relationship

Heratsunozame and Longsnout dogfish share a common ancestor at the Genus level: Deania.

Conservation Status

Heratsunozame

NT — Near Threatened

Longsnout dogfish

VU — Vulnerable

Physical Characteristics

Attribute	Heratsunozame	Longsnout dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heratsunozame

Habitat

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

Range

Distributed across Chile, Norway, and Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Longsnout dogfish

Heratsunozame

The Birdbeak dogfish (Deania calcea) is a species in the genus Deania. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.