Blacknose skate vs Leatherback Sea Turtle

Breviraja mouldi compared with Dermochelys coriacea

Key Differences

Blacknose skate is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Blacknose skate	Leatherback Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Reptilia (Reptiles)
Order	Rajiformes (Rajiformes)	Testudines (Turtles & Tortoises)
Family	Rajidae	Cheloniidae (Sea Turtles)
Genus	Breviraja	Chelonia (Green Sea Turtles)
Species	Breviraja mouldi	Dermochelys coriacea

Evolutionary Relationship

Blacknose skate and Leatherback Sea Turtle share a common ancestor at the Phylum level: Chordata. (Chordates)

View Phylum: Chordata

Conservation Status

Blacknose skate

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Blacknose skate	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Blacknose skate

Leatherback 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 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blacknose skate

The Blacknose skate (Breviraja mouldi) is a species in the genus Breviraja. It is currently classified as Least Concern on the IUCN Red List. Detailed ecological data for this species continues to be documented through ongoing taxonomic and conservation research.