Blunt shovel nose ray vs Green Sea Turtle

Glaucostegus obtusus compared with Chelonia mydas

Key Differences

• Blunt shovel nose ray is Critically Endangered while Green Sea Turtle is Endangered.

Taxonomic Classification

Rank	Blunt shovel nose ray	Green Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Reptilia (Reptiles)
Order	Rhinopristiformes (Rhinopristiformes)	Testudines (Turtles & Tortoises)
Family	Glaucostegidae	Cheloniidae (Sea Turtles)
Genus	Glaucostegus	Chelonia (Green Sea Turtles)
Species	Glaucostegus obtusus	Chelonia mydas

Evolutionary Relationship

Blunt shovel nose ray and Green Sea Turtle share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blunt shovel nose ray

CR — Critically Endangered

Green Sea Turtle

EN — Endangered

Population: ~85.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Blunt shovel nose ray	Green Sea Turtle
Diet	—	Herbivore
Average Lifespan	—	80 years
Average Length	—	1.2 m
Average Weight	—	200.0 kg

Habitat & Geographic Range

Blunt shovel nose ray

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.

Blunt shovel nose ray

The Blunt shovel nose ray (Glaucostegus obtusus) is a species in the genus Glaucostegus. It is currently classified as Critically Endangered on the IUCN Red List.

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.