Blue Dolphin vs Lesser Akialoa

Stenella coeruleoalba compared with Akialoa obscura

Key Differences

• Blue Dolphin is Least Concern while Lesser Akialoa is Extinct.

Taxonomic Classification

Rank	Blue Dolphin	Lesser Akialoa
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)	Fringillidae
Genus	Stenella	Akialoa
Species	Stenella coeruleoalba	Akialoa obscura

Evolutionary Relationship

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

Conservation Status

Blue Dolphin

LC — Least Concern

Lesser Akialoa

EX — Extinct

Physical Characteristics

Attribute	Blue Dolphin	Lesser Akialoa
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).

Lesser Akialoa

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