Autumn Willow vs Common Seahorse

Salix serissima compared with Hippocampus kuda

Key Differences

• Autumn Willow is Least Concern while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	Autumn Willow	Common Seahorse
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Magnoliopsida (モクレン綱)	Actinopterygii (Ray-finned Fish)
Order	Malpighiales (キントラノオ目)	Perciformes (ペルカ目)
Family	Salicaceae	Pomacentridae (Clownfish & Damselfish)
Genus	Salix	Amphiprion (Clownfish)
Species	Salix serissima	Hippocampus kuda

Conservation Status

Autumn Willow

LC — Least Concern

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	Autumn Willow	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

Autumn Willow

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada, Norway, and United States.

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.

Autumn Willow

The Autumn Willow (Salix serissima) is a species in the genus Salix. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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。