Angular rough shark vs Common Seahorse

Oxynotus paradoxus compared with Hippocampus kuda

Taxonomic Classification

Rank	Angular rough shark	Common Seahorse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Actinopterygii (Ray-finned Fish)
Order	Squaliformes (Squaliformes)	Perciformes (Perch-like Fish)
Family	Oxynotidae	Pomacentridae (Clownfish & Damselfish)
Genus	Oxynotus	Amphiprion (Clownfish)
Species	Oxynotus paradoxus	Hippocampus kuda

Evolutionary Relationship

Angular rough shark and Common Seahorse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Angular rough shark

VU — Vulnerable

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	Angular rough shark	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

Angular rough shark

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Common Seahorse

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, India, Indonesia, Japan, and Philippines. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Angular rough shark

The Angular rough shark (Oxynotus paradoxus) is a species in the genus Oxynotus. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Common Seahorse

The common seahorse is found in tropical and temperate waters. Males carry and deliver the babies.