Hase iruka vs Aka-ginzame

Delphinus delphis compared with Hydrolagus mitsukurii

Key Differences

• Hase iruka is Least Concern while Aka-ginzame is Near Threatened.

Taxonomic Classification

Rank	Hase iruka	Aka-ginzame
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Holocephali (全頭亜綱)
Order	Cetacea (Whales & Dolphins)	Chimaeriformes (ギンザメ目)
Family	Delphinidae (Oceanic Dolphins)	Chimaeridae
Genus	Delphinus	Hydrolagus
Species	Delphinus delphis	Hydrolagus mitsukurii

Evolutionary Relationship

Hase iruka and Aka-ginzame share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Hase iruka

LC — Least Concern

Aka-ginzame

NT — Near Threatened

Physical Characteristics

Attribute	Hase iruka	Aka-ginzame
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hase iruka

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).

Aka-ginzame

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Hase iruka

マイルカ（Delphinus delphis）は大西洋・地中海・インド太平洋の温帯〜熱帯海域に広く分布するイルカで、黒・白・黄色のクロスパターンが特徴的な模様を持つ。IUCNレッドリストでは軽度懸念（LC）に分類されており、世界で最も個体数の多いイルカの一種と考えられている。高速遊泳能力を持ちボウライドを楽しむ行動でよく知られ、数百頭からなる大きな群れを形成することがある。

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan