Blue Dolphin vs River Tern

Stenella coeruleoalba compared with Sterna aurantia

Key Differences

• Blue Dolphin is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Blue Dolphin	River Tern
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Mammalia (포유류)	Aves (새)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (도요목)
Family	Delphinidae (Oceanic Dolphins)	Laridae
Genus	Stenella	Sterna
Species	Stenella coeruleoalba	Sterna aurantia

Evolutionary Relationship

Blue Dolphin and River Tern share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Blue Dolphin

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Blue Dolphin	River Tern
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).

River Tern

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

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

Blue Dolphin

줄무늬돌고래(Stenella coeruleoalba)는 IUCN 적색목록에서 최소관심(LC)으로 분류됩니다. 서식 범위 내에서 광범위하고 풍부하게 분포하며, 개체수가 안정적이고 즉각적인 보전 우려가 없습니다.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway