Cá Nhàm đuôi dài vs Crested shark

Alopias pelagicus compared with Galeus arae

Key Differences

• Cá Nhàm đuôi dài is Endangered while Crested shark is Least Concern.

Taxonomic Classification

Rank	Cá Nhàm đuôi dài	Crested shark
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Chondrichthyes (Lớp Cá sụn)	Chondrichthyes (Lớp Cá sụn)
Order	Lamniformes (Bộ Cá nhám thu)	Carcharhiniformes (Bộ Cá mập mắt trắng)
Family	Alopiidae	Scyliorhinidae
Genus	Alopias	Galeus
Species	Alopias pelagicus	Galeus arae

Evolutionary Relationship

Cá Nhàm đuôi dài and Crested shark share a common ancestor at the Class level: Chondrichthyes. (Lớp Cá sụn)

Conservation Status

Cá Nhàm đuôi dài

EN — Endangered

Crested shark

LC — Least Concern

Physical Characteristics

Attribute	Cá Nhàm đuôi dài	Crested shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cá Nhàm đuôi dài

Habitat

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

Range

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

Crested shark

Habitat

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

Cá Nhàm đuôi dài

The Bigeye thresher (Alopias pelagicus) is a species in the genus Alopias. It is currently classified as Endangered on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.