Common Seahorse vs Smooth Map Lichen

Hippocampus kuda compared with Rhizocarpon hochstetteri

Taxonomic Classification

Rank	Common Seahorse	Smooth Map Lichen
Kingdom	Animalia (動物)	Fungi (菌界)
Phylum	Chordata (脊索動物)	Ascomycota (子嚢菌門)
Class	Actinopterygii (Ray-finned Fish)	Lecanoromycetes (チャシブゴケ菌綱)
Order	Perciformes (ペルカ目)	Rhizocarpales (Rhizocarpales)
Family	Pomacentridae (Clownfish & Damselfish)	Rhizocarpaceae
Genus	Amphiprion (Clownfish)	Rhizocarpon
Species	Hippocampus kuda	Rhizocarpon hochstetteri

Conservation Status

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Smooth Map Lichen

VU — Vulnerable

Physical Characteristics

Attribute	Common Seahorse	Smooth Map Lichen
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.

Smooth Map Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Seahorse

タツノオトシゴ（Hippocampus kuda）は熱帯および温帯の海域に分布する。オスが子を育てて出産するという独特な繁殖形態で知られる。