Blue Dolphin vs southern bobtail squid

Stenella coeruleoalba compared with Euprymna tasmanica

Key Differences

• Blue Dolphin is Least Concern while southern bobtail squid is Data Deficient.

Taxonomic Classification

Rank	Blue Dolphin	southern bobtail squid
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Cephalopoda (Cephalopods)
Order	Cetacea (Whales & Dolphins)	Sepiida (Sepiida)
Family	Delphinidae (Oceanic Dolphins)	Sepiolidae
Genus	Stenella	Euprymna
Species	Stenella coeruleoalba	Euprymna tasmanica

Evolutionary Relationship

Blue Dolphin and southern bobtail squid share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

southern bobtail squid

DD — Data Deficient

Physical Characteristics

Attribute	Blue Dolphin	southern bobtail squid
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).

southern bobtail squid

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.