Atlantic lobefin dogfish vs common bottlenose dolphin

Squalus lobularis compared with Tursiops truncatus

Key Differences

• Atlantic lobefin dogfish is Data Deficient while common bottlenose dolphin is Least Concern.

Taxonomic Classification

Rank	Atlantic lobefin dogfish	common bottlenose dolphin
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Elasmobranchii	Mammalia (млекопитающие)
Order	Squaliformes (катранообразные)	Cetacea (Whales & Dolphins)
Family	Squalidae	Delphinidae (Oceanic Dolphins)
Genus	Squalus	Tursiops (Bottlenose Dolphins)
Species	Squalus lobularis	Tursiops truncatus

Evolutionary Relationship

Atlantic lobefin dogfish and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Atlantic lobefin dogfish

DD — Data Deficient

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Physical Characteristics

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

Habitat & Geographic Range

Atlantic lobefin 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).

Atlantic lobefin dogfish

The Atlantic lobefin dogfish (Squalus lobularis) is a species in the genus Squalus. Its conservation status is listed as Data Deficient 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.