Bishop ray vs Smooth hound

Aetobatus narinari compared with Triakis maculata

Key Differences

• Bishop ray is Near Threatened while Smooth hound is Critically Endangered.

Taxonomic Classification

Rank	Bishop ray	Smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Chondrichthyes (Cartilaginous Fish)
Order	Myliobatiformes (Myliobatiformes)	Carcharhiniformes (Ground Sharks)
Family	Myliobatidae	Triakidae
Genus	Aetobatus	Triakis
Species	Aetobatus narinari	Triakis maculata

Evolutionary Relationship

Bishop ray and Smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bishop ray

NT — Near Threatened

Smooth hound

CR — Critically Endangered

Physical Characteristics

Attribute	Bishop ray	Smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bishop ray

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Colombia, Taiwan, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Bishop ray

The Bishop ray (Aetobatus narinari) is a species in the genus Aetobatus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and South America, inhabiting ecosystems characteristic of the region.