Green Sea Turtle vs

Chelonia mydas compared with Melosira octogona

Key Differences

• Green Sea Turtle is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Green Sea Turtle
Kingdom	Animalia (动物界)	Chromista (色藻界)
Phylum	Chordata (脊索动物门)	Ochrophyta (淡色藻门)
Class	Reptilia (爬行纲)	Bacillariophyceae (硅藻纲)
Order	Testudines (龟鳖目)	Melosirales (直链藻目)
Family	Cheloniidae (Sea Turtles)	Melosiraceae
Genus	Chelonia (Green Sea Turtles)	Melosira
Species	Chelonia mydas	Melosira octogona

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 and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Brazil, Norway, and Sweden.

Green Sea Turtle

绿海龟是最大的海龟之一。其名称源于软骨和脂肪的绿色，而非龟壳的颜色。

Melosira octogona 是丝状中心目淡水硅藻，形成圆柱形细胞的长链，在环带面观可见八角形截面。栖息于温带地区河流、溪流和浑浊淡水环境的底栖和浮游带。这种光合硅藻常见于河流性和浑浊淡水生境。

Shared Countries

Both species can be found in 1 countries:

🇧🇷 Brazil