Green Sea Turtle vs Thin-leaved Naiad

Chelonia mydas compared with Najas tenuifolia

Key Differences

• Green Sea Turtle is Endangered while Thin-leaved Naiad is Least Concern.

Taxonomic Classification

Rank	Green Sea Turtle	Thin-leaved Naiad
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Reptilia (爬虫類)	Liliopsida (単子葉植物綱)
Order	Testudines (カメ)	Alismatales (オモダカ目)
Family	Cheloniidae (Sea Turtles)	Hydrocharitaceae
Genus	Chelonia (Green Sea Turtles)	Najas
Species	Chelonia mydas	Najas tenuifolia

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Thin-leaved Naiad

LC — Least Concern

Physical Characteristics

Attribute	Green Sea Turtle	Thin-leaved Naiad
Diet	Herbivore	—
Average Lifespan	80 years	—
Average Length	1.2 m	—
Average Weight	200.0 kg	—

Habitat & Geographic 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.

Thin-leaved Naiad

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

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。