Big eye thresher shark vs Duck barnacle

Alopias superciliosus compared with Lepas anatifera

Key Differences

• Big eye thresher shark is Vulnerable while Duck barnacle is Not Evaluated.

Taxonomic Classification

Rank	Big eye thresher shark	Duck barnacle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Maxillopoda (Maxillopoda)
Order	Lamniformes (Mackerel Sharks)	Pedunculata (Pedunculata)
Family	Alopiidae	Lepadidae
Genus	Alopias	Lepas
Species	Alopias superciliosus	Lepas anatifera

Evolutionary Relationship

Big eye thresher shark and Duck barnacle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big eye thresher shark

VU — Vulnerable

Duck barnacle

NE — Not Evaluated

Physical Characteristics

Attribute	Big eye thresher shark	Duck barnacle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big eye thresher shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Range

Distributed across Chile, Colombia, Portugal, Taiwan, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Duck barnacle

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries).

Big eye thresher shark

The Big eye thresher shark (Alopias superciliosus) is a species in the genus Alopias. It is currently classified as Vulnerable on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Shared Countries

Both species can be found in 2 countries:

🇵🇹 Portugal 🇹🇼 Taiwan