Futo-tsunozame vs Green Sea Turtle

Squalus mitsukurii compared with Chelonia mydas

Taxonomic Classification

Rank	Futo-tsunozame	Green Sea Turtle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Reptilia (爬虫類)
Order	Squaliformes (ツノザメ目)	Testudines (カメ)
Family	Squalidae	Cheloniidae (Sea Turtles)
Genus	Squalus	Chelonia (Green Sea Turtles)
Species	Squalus mitsukurii	Chelonia mydas

Evolutionary Relationship

Futo-tsunozame and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Futo-tsunozame

EN — Endangered

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Futo-tsunozame	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Futo-tsunozame

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

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.

Futo-tsunozame

The Blainvilles dogfish (Squalus mitsukurii) is a species in the genus Squalus. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

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。