Black spotted smooth hound vs Humpback smooth hound

Mustelus punctulatus compared with Mustelus whitneyi

Key Differences

• Black spotted smooth hound is Vulnerable while Humpback smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Black spotted smooth hound	Humpback 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 punctulatus	Mustelus whitneyi

Evolutionary Relationship

Black spotted smooth hound and Humpback smooth hound share a common ancestor at the Genus level: Mustelus.

Conservation Status

Black spotted smooth hound

VU — Vulnerable

Humpback smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Black spotted smooth hound	Humpback smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black spotted smooth hound

Habitat

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

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.

Black spotted smooth hound

The Black spotted smooth hound (Mustelus punctulatus) is a species in the genus Mustelus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.