Green Sea Turtle vs

Chelonia mydas compared with Nostoc calcicola

Key Differences

• Green Sea Turtle is Endangered while is Vulnerable.

Taxonomic Classification

Rank	Green Sea Turtle
Kingdom	Animalia (动物界)	Bacteria (Bacteria)
Phylum	Chordata (脊索动物门)	Cyanobacteria (藍菌門)
Class	Reptilia (爬行纲)	Cyanobacteriia
Order	Testudines (龟鳖目)	Cyanobacteriales (蓝菌目)
Family	Cheloniidae (Sea Turtles)	Nostocaceae
Genus	Chelonia (Green Sea Turtles)	Nostoc
Species	Chelonia mydas	Nostoc calcicola

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

VU — Vulnerable

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

Distributed across Norway and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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。

Nostoc calcicola是一种丝状固氮蓝藻，在潮湿的石灰岩岩面、土壤和石墙上形成胶状深绿至近黑色群落。分布于温带和地中海地区，尤其见于含有钙质基底的湿润生境。该物种被列为易危，受到栖息地丧失、城市开发和石灰岩岩石微生境退化的威胁。