ホンケワタガモ vs Common Seahorse

Somateria mollissima compared with Hippocampus kuda

Key Differences

• ホンケワタガモ is Near Threatened while Common Seahorse is Vulnerable.

Taxonomic Classification

Rank	ホンケワタガモ	Common Seahorse
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Actinopterygii (Ray-finned Fish)
Order	Anseriformes (カモ目)	Perciformes (ペルカ目)
Family	Anatidae	Pomacentridae (Clownfish & Damselfish)
Genus	Somateria	Amphiprion (Clownfish)
Species	Somateria mollissima	Hippocampus kuda

Evolutionary Relationship

ホンケワタガモ and Common Seahorse share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ホンケワタガモ

NT — Near Threatened

Common Seahorse

VU — Vulnerable

Trend: Decreasing ↓

Physical Characteristics

Attribute	ホンケワタガモ	Common Seahorse
Diet	—	Carnivore
Average Lifespan	—	5 years
Average Length	—	17 cm
Average Weight	—	10 g

Habitat & Geographic Range

ホンケワタガモ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (5 countries) and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

ホンケワタガモ

ホンケワタガモ（Somateria mollissima）はIUCNレッドリストで準絶滅危惧（NT）に分類されている。脅威のある種の基準に近く、保全措置がなければ脆弱になる可能性がある。

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。