Common Seahorse vs elliptic trough shell

Hippocampus kuda compared with Spisula elliptica

Key Differences

• Common Seahorse is Vulnerable while elliptic trough shell is Least Concern.

Taxonomic Classification

Rank	Common Seahorse	elliptic trough shell
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum	Chordata (хордовые)	Mollusca (моллюски)
Class	Actinopterygii (Ray-finned Fish)	Bivalvia (двустворчатые)
Order	Perciformes (Окунеобразные)	Venerida (Venerida)
Family	Pomacentridae (Clownfish & Damselfish)	Mactridae
Genus	Amphiprion (Clownfish)	Spisula
Species	Hippocampus kuda	Spisula elliptica

Evolutionary Relationship

Common Seahorse and elliptic trough shell share a common ancestor at the Kingdom level: Animalia. (животные)

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

elliptic trough shell

LC — Least Concern

Physical Characteristics

Attribute	Common Seahorse	elliptic trough shell
Diet	Carnivore	—
Average Lifespan	5 years	—
Average Length	17 cm	—
Average Weight	10 g	—

Habitat & Geographic 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.

elliptic trough shell

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Common Seahorse

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