Brazilian whitetail dogfish vs Eastern longnose spurdog

Squalus albicaudus compared with Squalus grahami

Key Differences

• Brazilian whitetail dogfish is Data Deficient while Eastern longnose spurdog is Near Threatened.

Taxonomic Classification

Rank	Brazilian whitetail dogfish	Eastern longnose spurdog
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 albicaudus	Squalus grahami

Evolutionary Relationship

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

Conservation Status

Brazilian whitetail dogfish

DD — Data Deficient

Eastern longnose spurdog

NT — Near Threatened

Physical Characteristics

Attribute	Brazilian whitetail dogfish	Eastern longnose spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Brazilian whitetail dogfish

The Brazilian whitetail dogfish (Squalus albicaudus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.