Balloon shark vs Leatherback Sea Turtle

Cephaloscyllium sarawakensis compared with Dermochelys coriacea

Key Differences

Balloon shark is Critically Endangered while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Balloon shark	Leatherback Sea Turtle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Reptilia (Reptiles)
Order	Carcharhiniformes (Ground Sharks)	Testudines (Turtles & Tortoises)
Family	Scyliorhinidae	Cheloniidae (Sea Turtles)
Genus	Cephaloscyllium	Chelonia (Green Sea Turtles)
Species	Cephaloscyllium sarawakensis	Dermochelys coriacea

Evolutionary Relationship

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

View Phylum: Chordata

Conservation Status

Balloon shark

CR — Critically Endangered

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

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

Habitat & Geographic Range

Balloon shark

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Balloon shark

The Balloon shark (Cephaloscyllium sarawakensis) is a species in the genus Cephaloscyllium. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.