Green Sea Turtle vs Round Ray

Chelonia mydas compared with Rajella fyllae

Key Differences

• Green Sea Turtle is Endangered while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Green Sea Turtle	Round Ray
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Reptilia (สัตว์เลื้อยคลาน)	Elasmobranchii
Order	Testudines (เต่า)	Rajiformes (อันดับปลาโรนัน)
Family	Cheloniidae (Sea Turtles)	Rajidae
Genus	Chelonia (Green Sea Turtles)	Rajella
Species	Chelonia mydas	Rajella fyllae

Evolutionary Relationship

Green Sea Turtle and Round Ray share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Green Sea Turtle	Round Ray
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.

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Green Sea Turtle

The green sea turtle is one of the largest sea turtles. They are named for the green color of their cartilage and fat, not their shells.