Banded dogfish vs common bottlenose dolphin

Chiloscyllium griseum compared with Tursiops truncatus

Key Differences

• Banded dogfish is Vulnerable while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Banded dogfish	common bottlenose dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Orectolobiformes (Orectolobiformes)	Cetacea (Whales & Dolphins)
Family	Hemiscylliidae	Delphinidae (Oceanic Dolphins)
Genus	Chiloscyllium	Tursiops (Bottlenose Dolphins)
Species	Chiloscyllium griseum	Tursiops truncatus

Evolutionary Relationship

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

Conservation Status

Banded dogfish

VU — Vulnerable

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Banded dogfish

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).

Banded dogfish

The Banded dogfish (Chiloscyllium griseum) is a species in the genus Chiloscyllium. It is currently classified as Vulnerable on the IUCN Red List.

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.