Bigeye thresher vs Field Thistle

Alopias pelagicus compared with Cirsium discolor

Key Differences

• Bigeye thresher is Endangered while Field Thistle is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	Field Thistle
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Chondrichthyes (Cartilaginous Fish)	Magnoliopsida (Dicots)
Order	Lamniformes (Mackerel Sharks)	Asterales (Daisies & Sunflowers)
Family	Alopiidae	Asteraceae (Daisy Family)
Genus	Alopias	Cirsium
Species	Alopias pelagicus	Cirsium discolor

Conservation Status

Bigeye thresher

EN — Endangered

Field Thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	Field Thistle
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.

Field Thistle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada 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.