Atlantic Dolphin vs Big eye thresher shark

Delphinus delphis compared with Alopias superciliosus

Key Differences

• Atlantic Dolphin is Least Concern while Big eye thresher shark is Vulnerable.

Taxonomic Classification

Rank	Atlantic Dolphin	Big eye thresher shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Lamniformes (Mackerel Sharks)
Family	Delphinidae (Oceanic Dolphins)	Alopiidae
Genus	Delphinus	Alopias
Species	Delphinus delphis	Alopias superciliosus

Evolutionary Relationship

Atlantic Dolphin and Big eye thresher shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Atlantic Dolphin

LC — Least Concern

Big eye thresher shark

VU — Vulnerable

Physical Characteristics

Attribute	Atlantic Dolphin	Big eye thresher shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Big eye thresher shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

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

Atlantic Dolphin

Atlantic Dolphin (Delphinus delphis) 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.

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Shared Countries

Both species can be found in 4 countries:

🇨🇴 Colombia 🇵🇹 Portugal 🇹🇼 Taiwan 🇻🇪 Venezuela