Epaulard vs Japanese gray shark

Orcinus orca compared with Hemitriakis japanica

Key Differences

• Epaulard is Data Deficient while Japanese gray shark is Endangered.

Taxonomic Classification

Rank	Epaulard	Japanese gray shark
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Chondrichthyes (ปลากระดูกอ่อน)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (อันดับปลาฉลามครีบดำ)
Family	Delphinidae (Oceanic Dolphins)	Triakidae
Genus	Orcinus (Orcas)	Hemitriakis
Species	Orcinus orca	Hemitriakis japanica

Evolutionary Relationship

Epaulard and Japanese gray shark share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Epaulard

DD — Data Deficient

Population: ~50.0K

Trend: Unknown ?

Japanese gray shark

EN — Endangered

Physical Characteristics

Attribute	Epaulard	Japanese gray shark
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	8.0 m	—
Average Weight	5.4 t	—

Habitat & Geographic Range

Epaulard

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Colombia, Ecuador, Venezuela).

Japanese gray shark

Habitat

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

Range

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

Epaulard

The largest member of the dolphin family, orcas reach up to 9 meters and 6 tonnes and are found in every ocean from Arctic to Antarctic. Apex predators living in matrilineal pods with distinct dialects, hunting strategies, and cultural traditions that differ between populations. Some populations specialize in fish, others in marine mammals. No natural predators; orcas sit at the top of every marine food chain they inhabit.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan