Bigeye thresher vs Dark Crottle

Alopias pelagicus compared with Hypogymnia physodes

Key Differences

• Bigeye thresher is Endangered while Dark Crottle is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Dark Crottle
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Lecanoromycetes (Lecanoromycetes)
Order	Lamniformes (Mackerel Sharks)	Lecanorales (Lecanorales)
Family	Alopiidae	Parmeliaceae
Genus	Alopias	Hypogymnia
Species	Alopias pelagicus	Hypogymnia physodes

Conservation Status

Bigeye thresher

EN — Endangered

Dark Crottle

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Dark Crottle
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.

Dark Crottle

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (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.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan