قِرش قِطّ ذو خدود سوداء vs blue whale

Parmaturus melanobranchus compared with Balaenoptera musculus

Key Differences

• قِرش قِطّ ذو خدود سوداء is Least Concern while blue whale is Vulnerable.

Taxonomic Classification

Rank	قِرش قِطّ ذو خدود سوداء	blue whale
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Chondrichthyes (أسماك غضروفية)	Mammalia (ثدييات)
Order	Carcharhiniformes (قرش أرضي)	Cetacea (Whales & Dolphins)
Family	Scyliorhinidae	Balaenopteridae (Rorquals)
Genus	Parmaturus	Balaenoptera (Rorquals)
Species	Parmaturus melanobranchus	Balaenoptera musculus

Evolutionary Relationship

قِرش قِطّ ذو خدود سوداء and blue whale share a common ancestor at the Phylum level: Chordata. (حبليات)

Conservation Status

قِرش قِطّ ذو خدود سوداء

LC — Least Concern

blue whale

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	قِرش قِطّ ذو خدود سوداء	blue whale
Diet	—	Carnivore
Average Lifespan	—	90 years
Average Length	—	30.0 m
Average Weight	—	150.0 t

Habitat & Geographic Range

قِرش قِطّ ذو خدود سوداء

Habitat

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

Range

Found in Taiwan.

blue whale

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

قِرش قِطّ ذو خدود سوداء

The Blackgill cat shark (Parmaturus melanobranchus) is a species in the genus Parmaturus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

blue whale

The largest animal ever known to have lived on Earth, blue whales can reach 33 meters and 200 tonnes — their hearts alone weigh as much as a small car. Found in all oceans, they migrate between polar feeding grounds and tropical breeding areas. Filter feeders consuming up to 4 tonnes of krill daily. Endangered, with global populations estimated at 10,000–25,000 after near-extinction from 20th-century whaling.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan