Blue Dolphin vs Marsh Bluet

Stenella coeruleoalba compared with Enallagma ebrium

Taxonomic Classification

Rank	Blue Dolphin	Marsh Bluet
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Mammalia (哺乳類)	Insecta (昆虫)
Order	Cetacea (Whales & Dolphins)	Odonata (蜻蛉目)
Family	Delphinidae (Oceanic Dolphins)	Coenagrionidae
Genus	Stenella	Enallagma
Species	Stenella coeruleoalba	Enallagma ebrium

Evolutionary Relationship

Blue Dolphin and Marsh Bluet share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Blue Dolphin

LC — Least Concern

Marsh Bluet

LC — Least Concern

Physical Characteristics

Attribute	Blue Dolphin	Marsh Bluet
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).

Marsh Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

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。