Blue Dolphin vs Harmless Serotine

Stenella coeruleoalba compared with Eptesicus innoxius

Key Differences

• Blue Dolphin is Least Concern while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Blue Dolphin	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Chiroptera (Bats)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Stenella	Eptesicus
Species	Stenella coeruleoalba	Eptesicus innoxius

Evolutionary Relationship

Blue Dolphin and Harmless Serotine share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Blue Dolphin

LC — Least Concern

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Blue Dolphin	Harmless Serotine
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).

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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:

🇪🇨 Ecuador