Blotchy swell shark vs Cook’s swellshark

Cephaloscyllium umbratile compared with Cephaloscyllium cooki

Key Differences

• Blotchy swell shark is Near Threatened while Cook’s swellshark is Data Deficient.

Taxonomic Classification

Rank	Blotchy swell shark	Cook’s swellshark
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Chondrichthyes (أسماك غضروفية)	Chondrichthyes (أسماك غضروفية)
Order same	Carcharhiniformes (قرش أرضي)	Carcharhiniformes (قرش أرضي)
Family same	Scyliorhinidae	Scyliorhinidae
Genus same	Cephaloscyllium	Cephaloscyllium
Species	Cephaloscyllium umbratile	Cephaloscyllium cooki

Evolutionary Relationship

Blotchy swell shark and Cook’s swellshark share a common ancestor at the Genus level: Cephaloscyllium.

Conservation Status

Blotchy swell shark

NT — Near Threatened

Cook’s swellshark

DD — Data Deficient

Physical Characteristics

Attribute	Blotchy swell shark	Cook’s swellshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blotchy swell shark

Habitat

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

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Cook’s swellshark

Habitat

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

Blotchy swell shark

The Blotchy swell shark (Cephaloscyllium umbratile) is a species in the genus Cephaloscyllium. It is currently classified as Near Threatened on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.