Blue Dolphin vs Polynesian Triller

Stenella coeruleoalba compared with Lalage maculosa

Taxonomic Classification

Rank	Blue Dolphin	Polynesian Triller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Passeriformes (Songbirds)
Family	Delphinidae (Oceanic Dolphins)	Campephagidae
Genus	Stenella	Lalage
Species	Stenella coeruleoalba	Lalage maculosa

Evolutionary Relationship

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

Conservation Status

Blue Dolphin

LC — Least Concern

Polynesian Triller

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Polynesian Triller
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).

Polynesian Triller

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway.

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 1 countries:

🇳🇴 Norway