Blacktail spurdog vs Foca Pia

Squalus melanurus compared with Pagophilus groenlandicus

Key Differences

• Blacktail spurdog is Data Deficient while Foca Pia is Not Evaluated.

Taxonomic Classification

Rank	Blacktail spurdog	Foca Pia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Pinnipedia (Seals & Sea Lions)
Family	Squalidae	Phocidae (True Seals)
Genus	Squalus	Pagophilus
Species	Squalus melanurus	Pagophilus groenlandicus

Evolutionary Relationship

Blacktail spurdog and Foca Pia share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blacktail spurdog

DD — Data Deficient

Foca Pia

NE — Not Evaluated

Physical Characteristics

Attribute	Blacktail spurdog	Foca Pia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Foca Pia

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Norway, Portugal, and Sweden.

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.