Cá Nhàm đuôi dài vs Sparsetooth dogfish

Alopias pelagicus compared with Scymnodalatias oligodon

Key Differences

• Cá Nhàm đuôi dài is Endangered while Sparsetooth dogfish is Least Concern.

Taxonomic Classification

Rank	Cá Nhàm đuôi dài	Sparsetooth dogfish
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class	Chondrichthyes (Lớp Cá sụn)	Elasmobranchii
Order	Lamniformes (Bộ Cá nhám thu)	Squaliformes (Bộ Cá nhám góc)
Family	Alopiidae	Somniosidae
Genus	Alopias	Scymnodalatias
Species	Alopias pelagicus	Scymnodalatias oligodon

Evolutionary Relationship

Cá Nhàm đuôi dài and Sparsetooth dogfish share a common ancestor at the Phylum level: Chordata. (động vật có dây sống)

Conservation Status

Cá Nhàm đuôi dài

EN — Endangered

Sparsetooth dogfish

LC — Least Concern

Physical Characteristics

Attribute	Cá Nhàm đuôi dài	Sparsetooth dogfish
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.

Sparsetooth dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

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.