Bigeye thresher vs Ringed Storm-Petrel

Alopias pelagicus compared with Oceanodroma hornbyi

Key Differences

• Bigeye thresher is Endangered while Ringed Storm-Petrel is Data Deficient.

Taxonomic Classification

Rank	Bigeye thresher	Ringed Storm-Petrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Lamniformes (Mackerel Sharks)	Procellariiformes (Procellariiformes)
Family	Alopiidae	Hydrobatidae
Genus	Alopias	Oceanodroma
Species	Alopias pelagicus	Oceanodroma hornbyi

Evolutionary Relationship

Bigeye thresher and Ringed Storm-Petrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigeye thresher

EN — Endangered

Ringed Storm-Petrel

DD — Data Deficient

Physical Characteristics

Attribute	Bigeye thresher	Ringed Storm-Petrel
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.

Ringed Storm-Petrel

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Ecuador.

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.