Blue Dolphin vs Four-barred Major

Stenella coeruleoalba compared with Oxycera rara

Key Differences

• Blue Dolphin is Least Concern while Four-barred Major is Not Evaluated.

Taxonomic Classification

Rank	Blue Dolphin	Four-barred Major
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Diptera (Diptera)
Family	Delphinidae (Oceanic Dolphins)	Stratiomyidae
Genus	Stenella	Oxycera
Species	Stenella coeruleoalba	Oxycera rara

Evolutionary Relationship

Blue Dolphin and Four-barred Major share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

Four-barred Major

NE — Not Evaluated

Physical Characteristics

Attribute	Blue Dolphin	Four-barred Major
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).

Four-barred Major

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Denmark.

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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇩🇰 Denmark