Common Seahorse vs Small Whiteface

Hippocampus kuda compared with Leucorrhinia dubia

Key Differences

• Common Seahorse is Vulnerable while Small Whiteface is Near Threatened.

Taxonomic Classification

Rank	Common Seahorse	Small Whiteface
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Actinopterygii (Ray-finned Fish)	Insecta (Insects)
Order	Perciformes (Perch-like Fish)	Odonata (Odonata)
Family	Pomacentridae (Clownfish & Damselfish)	Libellulidae
Genus	Amphiprion (Clownfish)	Leucorrhinia
Species	Hippocampus kuda	Leucorrhinia dubia

Evolutionary Relationship

Common Seahorse and Small Whiteface share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Small Whiteface

NT — Near Threatened

Physical Characteristics

Attribute	Common Seahorse	Small Whiteface
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.

Small Whiteface

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Common Seahorse

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

Small Whiteface

Small Whiteface (Leucorrhinia dubia) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.