Broadmouth cat shark vs Upper Crust

Apristurus macrostomus compared with Amaurodon cyaneus

Key Differences

• Broadmouth cat shark is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Broadmouth cat shark	Upper Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Chondrichthyes (Cartilaginous Fish)	Agaricomycetes (Mushrooms)
Order	Carcharhiniformes (Ground Sharks)	Thelephorales (Thelephorales)
Family	Scyliorhinidae	Thelephoraceae
Genus	Apristurus	Amaurodon
Species	Apristurus macrostomus	Amaurodon cyaneus

Conservation Status

Broadmouth cat shark

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Broadmouth cat shark	Upper Crust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadmouth cat shark

Habitat

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

Range

Found in Taiwan.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadmouth cat shark

The Broadmouth Cat Shark (Apristurus macrostomus) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.