Bigeye thresher vs Brown Ear

Alopias pelagicus compared with Otidea cochleata

Key Differences

• Bigeye thresher is Endangered while Brown Ear is Vulnerable.

Taxonomic Classification

Rank	Bigeye thresher	Brown Ear
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Pezizomycetes (Pezizomycetes)
Order	Lamniformes (Mackerel Sharks)	Pezizales (Pezizales)
Family	Alopiidae	Otideaceae
Genus	Alopias	Otidea
Species	Alopias pelagicus	Otidea cochleata

Conservation Status

Bigeye thresher

EN — Endangered

Brown Ear

VU — Vulnerable

Physical Characteristics

Attribute	Bigeye thresher	Brown Ear
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.

Brown Ear

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). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Brown Ear

The Brown Ear (Otidea cochleata) is a species in the genus Otidea. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan