Bigeye thresher vs Ferny Azolla

Alopias pelagicus compared with Azolla pinnata

Key Differences

• Bigeye thresher is Endangered while Ferny Azolla is Least Concern.

Taxonomic Classification

Rank	Bigeye thresher	Ferny Azolla
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Chondrichthyes (Cartilaginous Fish)	Polypodiopsida (Polypodiopsida)
Order	Lamniformes (Mackerel Sharks)	Salviniales (Salviniales)
Family	Alopiidae	Salviniaceae
Genus	Alopias	Azolla
Species	Alopias pelagicus	Azolla pinnata

Conservation Status

Bigeye thresher

EN — Endangered

Ferny Azolla

LC — Least Concern

Physical Characteristics

Attribute	Bigeye thresher	Ferny Azolla
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.

Ferny Azolla

Habitat

Found across multiple habitat types including deserts and xeric shrublands, tropical and subtropical moist broadleaf forests, and flooded grasslands and savannas spanning the Palearctic and Oceanian realms.

Range

Widely distributed across Africa (4 countries), Asia (Indonesia, Singapore, Taiwan), North America (Mexico, United States), and Oceania and the Pacific (Marshall Islands, New Zealand, Tuvalu).

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