Blue Dolphin vs Chilean round stingray

Stenella coeruleoalba compared with Urobatis marmoratus

Key Differences

• Blue Dolphin is Least Concern while Chilean round stingray is Data Deficient.

Taxonomic Classification

Rank	Blue Dolphin	Chilean round stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (Myliobatiformes)
Family	Delphinidae (Oceanic Dolphins)	Urotrygonidae
Genus	Stenella	Urobatis
Species	Stenella coeruleoalba	Urobatis marmoratus

Evolutionary Relationship

Blue Dolphin and Chilean round stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blue Dolphin

LC — Least Concern

Chilean round stingray

DD — Data Deficient

Physical Characteristics

Attribute	Blue Dolphin	Chilean round stingray
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 round stingray

Habitat

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

Range

Found in Chile.

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 round stingray

The Chilean round stingray (Urobatis marmoratus) is a species in the genus Urobatis. It is currently classified as Data Deficient on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.