Green Sea Turtle vs

Chelonia mydas compared with Petalonema alatum

Key Differences

• Green Sea Turtle is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Green Sea Turtle
Kingdom	Animalia (動物)	Bacteria (Bacteria)
Phylum	Chordata (脊索動物)	Cyanobacteria (藍藻)
Class	Reptilia (爬虫類)	Cyanobacteriia
Order	Testudines (カメ)	Cyanobacteriales
Family	Cheloniidae (Sea Turtles)	Scytonemataceae
Genus	Chelonia (Green Sea Turtles)	Petalonema
Species	Chelonia mydas	Petalonema alatum

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

NE — Not Evaluated

Physical Characteristics

Attribute	Green Sea Turtle
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Sweden.

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。

Petalonema alatum は Scytonemataceae 科の異形細胞性シアノバクテリアで、目立つ翼状（alate）鞘の中に扁平な糸状体を形成する。湿った土壌、洞窟の壁、陸上および淡水環境の湿った岩石表面に生息する。独特の鞘の形態は識別を助け、周期的に乾燥する生息地での生存適応を反映する。