Blue Dolphin vs Chilean eagle ray

Stenella coeruleoalba compared with Myliobatis chilensis

Key Differences

• Blue Dolphin is Least Concern while Chilean eagle ray is Vulnerable.

Taxonomic Classification

Rank	Blue Dolphin	Chilean eagle ray
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (อันดับปลากระเบน)
Family	Delphinidae (Oceanic Dolphins)	Myliobatidae
Genus	Stenella	Myliobatis
Species	Stenella coeruleoalba	Myliobatis chilensis

Evolutionary Relationship

Blue Dolphin and Chilean eagle ray share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Blue Dolphin

LC — Least Concern

Chilean eagle ray

VU — Vulnerable

Physical Characteristics

Attribute	Blue Dolphin	Chilean eagle ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Chilean eagle ray

Habitat

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

Range

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

Blue Dolphin

Blue Dolphin (Stenella coeruleoalba) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Chilean eagle ray

The Chilean eagle ray (Myliobatis chilensis) is a species in the genus Myliobatis. It is currently classified as Vulnerable on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.