common bottlenose dolphin vs Cá Nhám miệng hẹp

Tursiops truncatus compared with Hemigaleus microstoma

Key Differences

• common bottlenose dolphin is Least Concern while Cá Nhám miệng hẹp is Vulnerable.

Taxonomic Classification

Rank	common bottlenose dolphin	Cá Nhám miệng hẹp
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Mammalia (lớp Thú)	Chondrichthyes (Lớp Cá sụn)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (Bộ Cá mập mắt trắng)
Family	Delphinidae (Oceanic Dolphins)	Hemigaleidae
Genus	Tursiops (Bottlenose Dolphins)	Hemigaleus
Species	Tursiops truncatus	Hemigaleus microstoma

Evolutionary Relationship

common bottlenose dolphin and Cá Nhám miệng hẹp share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

common bottlenose dolphin

LC — Least Concern

Population: ~600.0K

Trend: Stable →

Cá Nhám miệng hẹp

VU — Vulnerable

Physical Characteristics

Attribute	common bottlenose dolphin	Cá Nhám miệng hẹp
Diet	Carnivore	—
Average Lifespan	45 years	—
Average Length	3.0 m	—
Average Weight	300.0 kg	—

Habitat & Geographic Range

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).

Cá Nhám miệng hẹp

Habitat

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

Range

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

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.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan