Blue Dolphin vs Mottled skate

Stenella coeruleoalba compared with Beringraja pulchra

Key Differences

• Blue Dolphin is Least Concern while Mottled skate is Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Mottled skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Stenella	Beringraja
Species	Stenella coeruleoalba	Beringraja pulchra

Evolutionary Relationship

Blue Dolphin and Mottled skate share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blue Dolphin

LC — Least Concern

Mottled skate

EN — Endangered

Physical Characteristics

Attribute	Blue Dolphin	Mottled skate
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).

Mottled skate

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.