Blainvilles dogfish vs Haviside s Dolphin

Squalus mitsukurii compared with Cephalorhynchus heavisidii

Key Differences

• Blainvilles dogfish is Endangered while Haviside s Dolphin is Near Threatened.

Taxonomic Classification

Rank	Blainvilles dogfish	Haviside s Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Squaliformes (Squaliformes)	Cetacea (Whales & Dolphins)
Family	Squalidae	Delphinidae (Oceanic Dolphins)
Genus	Squalus	Cephalorhynchus
Species	Squalus mitsukurii	Cephalorhynchus heavisidii

Evolutionary Relationship

Blainvilles dogfish and Haviside s Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blainvilles dogfish

EN — Endangered

Haviside s Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Blainvilles dogfish	Haviside s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blainvilles dogfish

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

Found in Chile. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Haviside s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blainvilles dogfish

The Blainvilles dogfish (Squalus mitsukurii) 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.