Blue Dolphin vs Indo-Pacific Bottlenose Dolphin

Stenella coeruleoalba compared with Tursiops aduncus

Key Differences

• Blue Dolphin is Least Concern while Indo-Pacific Bottlenose Dolphin is Near Threatened.

Taxonomic Classification

Rank	Blue Dolphin	Indo-Pacific Bottlenose Dolphin
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family same	Delphinidae (Oceanic Dolphins)	Delphinidae (Oceanic Dolphins)
Genus	Stenella	Tursiops (Bottlenose Dolphins)
Species	Stenella coeruleoalba	Tursiops aduncus

Evolutionary Relationship

Blue Dolphin and Indo-Pacific Bottlenose Dolphin share a common ancestor at the Family level: Delphinidae. (Oceanic Dolphins)

Conservation Status

Blue Dolphin

LC — Least Concern

Indo-Pacific Bottlenose Dolphin

NT — Near Threatened

Physical Characteristics

Attribute	Blue Dolphin	Indo-Pacific Bottlenose Dolphin
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).

Indo-Pacific Bottlenose Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Blue Dolphin

スジイルカ（Stenella coeruleoalba）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体で広く豊富に生息し、個体数は安定しており、即座の保全上の懸念はありません。

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan