Eastern longnose spurdog vs Kermadec spiny dogfish

Squalus grahami compared with Squalus raoulensis

Key Differences

• Eastern longnose spurdog is Near Threatened while Kermadec spiny dogfish is Least Concern.

Taxonomic Classification

Rank	Eastern longnose spurdog	Kermadec spiny dogfish
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Elasmobranchii	Elasmobranchii
Order same	Squaliformes (角鲨目)	Squaliformes (角鲨目)
Family same	Squalidae	Squalidae
Genus same	Squalus	Squalus
Species	Squalus grahami	Squalus raoulensis

Evolutionary Relationship

Eastern longnose spurdog and Kermadec spiny dogfish share a common ancestor at the Genus level: Squalus.

Conservation Status

Eastern longnose spurdog

NT — Near Threatened

Kermadec spiny dogfish

LC — Least Concern

Physical Characteristics

Attribute	Eastern longnose spurdog	Kermadec spiny dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—