Bat ray vs dauphin de risso

Aetomylaeus maculatus compared with Grampus griseus

Key Differences

• Bat ray is Endangered while dauphin de risso is Least Concern.

Taxonomic Classification

Rank	Bat ray	dauphin de risso
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (mammifères)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Myliobatidae	Delphinidae (Oceanic Dolphins)
Genus	Aetomylaeus	Grampus
Species	Aetomylaeus maculatus	Grampus griseus

Evolutionary Relationship

Bat ray and dauphin de risso share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bat ray

EN — Endangered

dauphin de risso

LC — Least Concern

Physical Characteristics

Attribute	Bat ray	dauphin de risso
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bat ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

dauphin de risso

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Bat ray

The Bat ray (Aetomylaeus maculatus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

dauphin de risso

The Calderon Gris (Grampus griseus) is a species in the genus Grampus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan