Green Sea Turtle vs Heringshai

Chelonia mydas compared with Lamna nasus

Key Differences

• Green Sea Turtle is Endangered while Heringshai is Critically Endangered.

Taxonomic Classification

Rank	Green Sea Turtle	Heringshai
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Reptilia (Reptilien)	Chondrichthyes (Knorpelfische)
Order	Testudines (Schildkröten)	Lamniformes (Makrelenhaiartige)
Family	Cheloniidae (Sea Turtles)	Lamnidae (Mackerel Sharks)
Genus	Chelonia (Green Sea Turtles)	Lamna
Species	Chelonia mydas	Lamna nasus

Evolutionary Relationship

Green Sea Turtle and Heringshai share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Heringshai

CR — Critically Endangered

Physical Characteristics

Attribute	Green Sea Turtle	Heringshai
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.

Heringshai

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

Distributed across Chile, Denmark, Norway, Portugal, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.