Bigeye thresher vs Spot-tailed Dasher

Alopias pelagicus compared with Micrathyria aequalis

Key Differences

• Bigeye thresher is Endangered while Spot-tailed Dasher is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Spot-tailed Dasher
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	Libellulidae
Genus	Alopias	Micrathyria
Species	Alopias pelagicus	Micrathyria aequalis

Evolutionary Relationship

Bigeye thresher and Spot-tailed Dasher share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Spot-tailed Dasher

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Spot-tailed Dasher
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.

Spot-tailed Dasher

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Colombia and United States.

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.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia