Bigeye thresher vs Brook Snaketail

Alopias pelagicus compared with Ophiogomphus aspersus

Key Differences

• Bigeye thresher is Endangered while Brook Snaketail is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Brook Snaketail
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	Gomphidae
Genus	Alopias	Ophiogomphus
Species	Alopias pelagicus	Ophiogomphus aspersus

Evolutionary Relationship

Bigeye thresher and Brook Snaketail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Brook Snaketail

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Brook Snaketail
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.

Brook Snaketail

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in 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.

Brook Snaketail

The Brook Snaketail (Ophiogomphus aspersus) is a species in the genus Ophiogomphus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.