Circular Ear Shell vs Common Seahorse

Haliotis cyclobates compared with Hippocampus kuda

Key Differences

Circular Ear Shell is Least Concern while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	Circular Ear Shell	Common Seahorse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Actinopterygii (Ray-finned Fish)
Order	Lepetellida (Lepetellida)	Perciformes (Perch-like Fish)
Family	Haliotidae	Pomacentridae (Clownfish & Damselfish)
Genus	Haliotis	Amphiprion (Clownfish)
Species	Haliotis cyclobates	Hippocampus kuda

Evolutionary Relationship

Circular Ear Shell and Common Seahorse share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Circular Ear Shell

LC — Least Concern

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	Circular Ear Shell	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

Circular Ear Shell

Habitat

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

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.

Circular Ear Shell

The Circular Ear Shell (Haliotis cyclobates) is a species in the genus Haliotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.