Humpback smooth hound vs smooth hound, starry smooth hound

Mustelus whitneyi compared with Mustelus asterias

Key Differences

• Humpback smooth hound is Critically Endangered while smooth hound, starry smooth hound is Not Evaluated.

Taxonomic Classification

Rank	Humpback smooth hound	smooth hound, starry smooth hound
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Chondrichthyes (軟骨魚綱)	Chondrichthyes (軟骨魚綱)
Order same	Carcharhiniformes (メジロザメ目)	Carcharhiniformes (メジロザメ目)
Family same	Triakidae	Triakidae
Genus same	Mustelus	Mustelus
Species	Mustelus whitneyi	Mustelus asterias

Evolutionary Relationship

Humpback smooth hound and smooth hound, starry smooth hound share a common ancestor at the Genus level: Mustelus.

Conservation Status

Humpback smooth hound

CR — Critically Endangered

smooth hound, starry smooth hound

NE — Not Evaluated

Physical Characteristics

Attribute	Humpback smooth hound	smooth hound, starry smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Humpback smooth hound

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 Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

smooth hound, starry smooth hound

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Belgium, Denmark, and Norway.