Big eye thresher shark vs Racket-tailed Emerald

Alopias superciliosus compared with Dorocordulia libera

Key Differences

• Big eye thresher shark is Vulnerable while Racket-tailed Emerald is Least Concern.

Taxonomic Classification

Rank	Big eye thresher shark	Racket-tailed Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Odonata (Odonata)
Family	Alopiidae	Corduliidae
Genus	Alopias	Dorocordulia
Species	Alopias superciliosus	Dorocordulia libera

Evolutionary Relationship

Big eye thresher shark and Racket-tailed Emerald share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Racket-tailed Emerald

LC — Least Concern

Physical Characteristics

Attribute	Big eye thresher shark	Racket-tailed Emerald
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

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

Range

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

Racket-tailed Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.