Bigeye thresher vs Lorquin’s Blue

Alopias pelagicus compared with Cupido lorquinii

Key Differences

• Bigeye thresher is Endangered while Lorquin’s Blue is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Lorquin’s Blue
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Lepidoptera (Butterflies & Moths)
Family	Alopiidae	Lycaenidae
Genus	Alopias	Cupido
Species	Alopias pelagicus	Cupido lorquinii

Evolutionary Relationship

Bigeye thresher and Lorquin’s Blue share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Lorquin’s Blue

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Lorquin’s Blue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigeye thresher

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.

Lorquin’s Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Portugal and Spain.

Bigeye thresher

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.