Common Seahorse vs Goose Barnacle

Hippocampus kuda compared with Lepas anserifera

Key Differences

• Common Seahorse is Vulnerable while Goose Barnacle is Not Evaluated.

Taxonomic Classification

Rank	Common Seahorse	Goose Barnacle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Actinopterygii (Ray-finned Fish)	Maxillopoda (Maxillopoda)
Order	Perciformes (Perch-like Fish)	Pedunculata (Pedunculata)
Family	Pomacentridae (Clownfish & Damselfish)	Lepadidae
Genus	Amphiprion (Clownfish)	Lepas
Species	Hippocampus kuda	Lepas anserifera

Evolutionary Relationship

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

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Goose Barnacle

NE — Not Evaluated

Physical Characteristics

Attribute	Common Seahorse	Goose Barnacle
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.

Goose Barnacle

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and Oceania and the Pacific (Australia).

Common Seahorse

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

Shared Countries

Both species can be found in 1 countries:

🇦🇺 Australia