Blue Dolphin vs Surf Redfish

Stenella coeruleoalba compared with Actinopyga mauritiana

Key Differences

• Blue Dolphin is Least Concern while Surf Redfish is Vulnerable.

Taxonomic Classification

Rank	Blue Dolphin	Surf Redfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Echinodermata (Echinoderms)
Class	Mammalia (Mammals)	Holothuroidea (Holothuroidea)
Order	Cetacea (Whales & Dolphins)	Holothuriida (Holothuriida)
Family	Delphinidae (Oceanic Dolphins)	Holothuriidae
Genus	Stenella	Actinopyga
Species	Stenella coeruleoalba	Actinopyga mauritiana

Evolutionary Relationship

Blue Dolphin and Surf Redfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Dolphin

LC — Least Concern

Surf Redfish

VU — Vulnerable

Physical Characteristics

Attribute	Blue Dolphin	Surf Redfish
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).

Surf Redfish

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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:

🇳🇴 Norway 🇹🇼 Taiwan