Common Seahorse vs Smith's Thorius

Hippocampus kuda compared with Thorius smithi

Key Differences

• Common Seahorse is Vulnerable while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Common Seahorse	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Actinopterygii (Ray-finned Fish)	Amphibia (Amphibians)
Order	Perciformes (Perch-like Fish)	Caudata (Caudata)
Family	Pomacentridae (Clownfish & Damselfish)	Plethodontidae
Genus	Amphiprion (Clownfish)	Thorius
Species	Hippocampus kuda	Thorius smithi

Evolutionary Relationship

Common Seahorse and Smith's Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Common Seahorse	Smith's Thorius
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.

Smith's Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Seahorse

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