Hase iruka vs painted ray

Delphinus delphis compared with Raja microocellata

Key Differences

• Hase iruka is Least Concern while painted ray is Near Threatened.

Taxonomic Classification

Rank	Hase iruka	painted ray
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)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (ガンギエイ目)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Delphinus	Raja
Species	Delphinus delphis	Raja microocellata

Evolutionary Relationship

Hase iruka and painted ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Hase iruka

LC — Least Concern

painted ray

NT — Near Threatened

Physical Characteristics

Attribute	Hase iruka	painted ray
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).

painted ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium and Denmark. 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 2 countries:

🇧🇪 Belgium 🇩🇰 Denmark