Blue Dolphin vs Koyama Koumori

Stenella coeruleoalba compared with Nyctalus furvus

Key Differences

• Blue Dolphin is Least Concern while Koyama Koumori is Endangered.

Taxonomic Classification

Rank	Blue Dolphin	Koyama Koumori
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Cetacea (Whales & Dolphins)	Chiroptera (翼手目)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Stenella	Nyctalus
Species	Stenella coeruleoalba	Nyctalus furvus

Evolutionary Relationship

Blue Dolphin and Koyama Koumori share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Blue Dolphin

LC — Least Concern

Koyama Koumori

EN — Endangered

Physical Characteristics

Attribute	Blue Dolphin	Koyama Koumori
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela).

Koyama Koumori

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Blue Dolphin

スジイルカ（Stenella coeruleoalba）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体で広く豊富に生息し、個体数は安定しており、即座の保全上の懸念はありません。