Bigeye thresher vs teat sponge

Alopias pelagicus compared with Polymastia mamillaris

Key Differences

• Bigeye thresher is Endangered while teat sponge is Not Evaluated.

Taxonomic Classification

Rank	Bigeye thresher	teat sponge
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Porifera (Sponges)
Class	Chondrichthyes (Cartilaginous Fish)	Demospongiae (Demospongiae)
Order	Lamniformes (Mackerel Sharks)	Polymastiida (Polymastiida)
Family	Alopiidae	Polymastiidae
Genus	Alopias	Polymastia
Species	Alopias pelagicus	Polymastia mamillaris

Evolutionary Relationship

Bigeye thresher and teat sponge share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigeye thresher

EN — Endangered

teat sponge

NE — Not Evaluated

Physical Characteristics

Attribute	Bigeye thresher	teat sponge
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.

teat sponge

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.