Base-lined Grey vs Bigeye thresher

Scoparia basistrigalis compared with Alopias pelagicus

Key Differences

• Base-lined Grey is Near Threatened while Bigeye thresher is Endangered.

Taxonomic Classification

Rank	Base-lined Grey	Bigeye thresher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Chondrichthyes (Cartilaginous Fish)
Order	Lepidoptera (Butterflies & Moths)	Lamniformes (Mackerel Sharks)
Family	Crambidae	Alopiidae
Genus	Scoparia	Alopias
Species	Scoparia basistrigalis	Alopias pelagicus

Evolutionary Relationship

Base-lined Grey and Bigeye thresher share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Base-lined Grey

NT — Near Threatened

Bigeye thresher

EN — Endangered

Physical Characteristics

Attribute	Base-lined Grey	Bigeye thresher
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Base-lined Grey

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Base-lined Grey

The Base-lined Grey (Scoparia basistrigalis) is a species in the genus Scoparia. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.