Black roughscale catshark vs Common Hippopotamus, Hippopotamus, Large Hippo

Apristurus melanoasper compared with Hippopotamus amphibius

Key Differences

• Black roughscale catshark is Least Concern while Common Hippopotamus, Hippopotamus, Large Hippo is Vulnerable.

Taxonomic Classification

Rank	Black roughscale catshark	Common Hippopotamus, Hippopotamus, Large Hippo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Artiodactyla (Even-toed Ungulates)
Family	Scyliorhinidae	Hippopotamidae (Hippos)
Genus	Apristurus	Hippopotamus (Hippos)
Species	Apristurus melanoasper	Hippopotamus amphibius

Evolutionary Relationship

Black roughscale catshark and Common Hippopotamus, Hippopotamus, Large Hippo share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black roughscale catshark

LC — Least Concern

Common Hippopotamus, Hippopotamus, Large Hippo

VU — Vulnerable

Population: ~130.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Black roughscale catshark	Common Hippopotamus, Hippopotamus, Large Hippo
Diet	—	Herbivore
Average Lifespan	—	40 years
Average Length	—	3.5 m
Average Weight	—	1.5 t

Habitat & Geographic Range

Black roughscale catshark

Habitat

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

Common Hippopotamus, Hippopotamus, Large Hippo

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Black roughscale catshark

The Black roughscale catshark (Apristurus melanoasper) 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.

Common Hippopotamus, Hippopotamus, Large Hippo

Africa's most dangerous large mammal, common hippos can reach 3,200 kg and inhabit rivers, lakes, and wetlands of sub-Saharan Africa. Semi-aquatic, spending up to 16 hours daily submerged to keep cool, they graze on land at night. Despite appearing docile, hippos are extremely aggressive and territorial, responsible for hundreds of human fatalities annually. Vulnerable, with populations threatened by habitat loss and illegal hunting for ivory tusks.