Cação galhudo vs Eastern longnose spurdog

Squalus acanthias compared with Squalus grahami

Key Differences

• Cação galhudo is Endangered while Eastern longnose spurdog is Near Threatened.

Taxonomic Classification

Rank	Cação galhudo	Eastern longnose spurdog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Elasmobranchii	Elasmobranchii
Order same	Squaliformes (Squaliformes)	Squaliformes (Squaliformes)
Family same	Squalidae	Squalidae
Genus same	Squalus	Squalus
Species	Squalus acanthias	Squalus grahami

Evolutionary Relationship

Cação galhudo and Eastern longnose spurdog share a common ancestor at the Genus level: Squalus.

Conservation Status

Cação galhudo

EN — Endangered

Eastern longnose spurdog

NT — Near Threatened

Physical Characteristics

Attribute	Cação galhudo	Eastern longnose spurdog
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cação galhudo

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Eastern longnose spurdog

Cação galhudo

The Blue Dog (Squalus acanthias) is a species in the genus Squalus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.