ウミスズメ vs Green Sea Turtle

Synthliboramphus antiquus compared with Chelonia mydas

Key Differences

• ウミスズメ is Least Concern while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	ウミスズメ	Green Sea Turtle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Reptilia (爬虫類)
Order	Charadriiformes (チドリ目)	Testudines (カメ)
Family	Alcidae	Cheloniidae (Sea Turtles)
Genus	Synthliboramphus	Chelonia (Green Sea Turtles)
Species	Synthliboramphus antiquus	Chelonia mydas

Evolutionary Relationship

ウミスズメ and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ウミスズメ

LC — Least Concern

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	ウミスズメ	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

ウミスズメ

Habitat

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

Range

Distributed across Norway and United States.

Green Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, Brazil, Costa Rica, Indonesia, and Mexico. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

ウミスズメ

The Ancient Murrelet (Synthliboramphus antiquus) is a species in the genus Synthliboramphus. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Green Sea Turtle

アオウミガメは最も大きなウミガメの一つです。甲羅ではなく軟骨と脂肪の緑色に由来して名付けられました。