Chinese Crested Tern vs Sandwich Tern

Thalasseus bernsteini compared with Thalasseus sandvicensis

Key Differences

Chinese Crested Tern is Critically Endangered while Sandwich Tern is Least Concern.

Taxonomic Classification

Rank	Chinese Crested Tern	Sandwich Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order same	Charadriiformes (Charadriiformes)	Charadriiformes (Charadriiformes)
Family same	Laridae	Laridae
Genus same	Thalasseus	Thalasseus
Species	Thalasseus bernsteini	Thalasseus sandvicensis

Evolutionary Relationship

Chinese Crested Tern and Sandwich Tern share a common ancestor at the Genus level: Thalasseus.

View Genus: Thalasseus

Conservation Status

Chinese Crested Tern

CR — Critically Endangered

Sandwich Tern

LC — Least Concern

Physical Characteristics

Attribute	Chinese Crested Tern	Sandwich Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chinese Crested Tern

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

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

Sandwich Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Ecuador, Venezuela).

Chinese Crested Tern

The Chinese Crested Tern (Thalasseus bernsteini) is a species in the genus Thalasseus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Sandwich Tern

Sandwich Tern (Thalasseus sandvicensis) 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.