Common Seahorse vs Green Grape Algae

Hippocampus kuda compared with Caulerpa racemosa

Key Differences

• Common Seahorse is Vulnerable while Green Grape Algae is Not Evaluated.

Taxonomic Classification

Rank	Common Seahorse	Green Grape Algae
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Chlorophyta (Chlorophyta)
Class	Actinopterygii (Ray-finned Fish)	Ulvophyceae (Ulvophyceae)
Order	Perciformes (Perch-like Fish)	Bryopsidales (Bryopsidales)
Family	Pomacentridae (Clownfish & Damselfish)	Caulerpaceae
Genus	Amphiprion (Clownfish)	Caulerpa
Species	Hippocampus kuda	Caulerpa racemosa

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Green Grape Algae

NE — Not Evaluated

Physical Characteristics

Attribute	Common Seahorse	Green Grape Algae
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.

Green Grape Algae

Habitat

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

Range

Widely distributed across Africa (Algeria, Tunisia), Asia (Cyprus, Israel, Syria), Europe (8 countries), and South America (Brazil).

Common Seahorse

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