Bigeye thresher vs Window Gnat

Alopias pelagicus compared with Sylvicola fenestralis

Key Differences

• Bigeye thresher is Endangered while Window Gnat is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Window Gnat
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	Anisopodidae
Genus	Alopias	Sylvicola
Species	Alopias pelagicus	Sylvicola fenestralis

Evolutionary Relationship

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

Conservation Status

Bigeye thresher

EN — Endangered

Window Gnat

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Window Gnat
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.

Window Gnat

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, 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.