Balloon shark vs common bottlenose dolphin

Cephaloscyllium sufflans compared with Tursiops truncatus

Key Differences

• Balloon shark is Near Threatened while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Balloon shark	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Cetacea (Whales & Dolphins)
Family	Scyliorhinidae	Delphinidae (Oceanic Dolphins)
Genus	Cephaloscyllium	Tursiops (Bottlenose Dolphins)
Species	Cephaloscyllium sufflans	Tursiops truncatus

Evolutionary Relationship

Balloon shark and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Balloon shark

NT — Near Threatened

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

Attribute	Balloon shark	common bottlenose dolphin
Diet	—	Carnivore
Average Lifespan	—	45 years
Average Length	—	3.0 m
Average Weight	—	300.0 kg

Habitat & Geographic Range

Balloon shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

common bottlenose dolphin

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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Balloon shark

The Balloon shark (Cephaloscyllium sufflans) is a species in the genus Cephaloscyllium. It is currently classified as Near Threatened on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

common bottlenose dolphin

The most studied and recognized dolphin species, bottlenose dolphins inhabit warm and temperate oceans worldwide, from coastal shallows to the open sea. Highly intelligent with large brains relative to body size, they demonstrate self-recognition, complex communication, and social learning. They live in fluid fission-fusion societies and cooperate to herd fish. A keystone indicator species for marine ecosystem health.