Arctic Tern vs River Tern

Sterna paradisaea compared with Sterna aurantia

Key Differences

• Arctic Tern is Least Concern while River Tern is Vulnerable.

Taxonomic Classification

Rank	Arctic Tern	River Tern
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Aves (새)	Aves (새)
Order same	Charadriiformes (도요목)	Charadriiformes (도요목)
Family same	Laridae	Laridae
Genus same	Sterna	Sterna
Species	Sterna paradisaea	Sterna aurantia

Evolutionary Relationship

Arctic Tern and River Tern share a common ancestor at the Genus level: Sterna.

Conservation Status

Arctic Tern

LC — Least Concern

River Tern

VU — Vulnerable

Physical Characteristics

Attribute	Arctic Tern	River Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Tern

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador).

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.

Arctic Tern

북극제비갈매기(Sterna paradisaea)는 IUCN 적색목록에서 최소관심(LC)으로 분류됩니다. 서식 범위 전역에 걸쳐 널리 분포하고 개체수가 풍부하며, 개체군은 안정적이고 즉각적인 보전 우려는 없습니다.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway