Atlantic Ancula vs Balloon shark

Ancula gibbosa compared with Cephaloscyllium sarawakensis

Key Differences

• Atlantic Ancula is Least Concern while Balloon shark is Critically Endangered.

Taxonomic Classification

Rank	Atlantic Ancula	Balloon shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Chondrichthyes (Cartilaginous Fish)
Order	Nudibranchia (Nudibranchia)	Carcharhiniformes (Ground Sharks)
Family	Goniodorididae	Scyliorhinidae
Genus	Ancula	Cephaloscyllium
Species	Ancula gibbosa	Cephaloscyllium sarawakensis

Evolutionary Relationship

Atlantic Ancula and Balloon shark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Ancula

LC — Least Concern

Balloon shark

CR — Critically Endangered

Physical Characteristics

Attribute	Atlantic Ancula	Balloon shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Ancula

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden.

Balloon shark

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Ancula

The Atlantic Ancula (Ancula gibbosa) is a species in the genus Ancula. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Balloon shark

The Balloon shark (Cephaloscyllium sarawakensis) is a species in the genus Cephaloscyllium. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.