Bigeye thresher vs Lesser Bulb Fly

Alopias pelagicus compared with Eumerus narcissi

Key Differences

• Bigeye thresher is Endangered while Lesser Bulb Fly is Data Deficient.

Taxonomic Classification

Rank	Bigeye thresher	Lesser Bulb Fly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Lamniformes (Mackerel Sharks)	Diptera (Diptera)
Family	Alopiidae	Syrphidae
Genus	Alopias	Eumerus
Species	Alopias pelagicus	Eumerus narcissi

Evolutionary Relationship

Bigeye thresher and Lesser Bulb Fly share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

Lesser Bulb Fly

DD — Data Deficient

Physical Characteristics

Attribute	Bigeye thresher	Lesser Bulb Fly
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.

Lesser Bulb Fly

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.