Atlantic Spotted Dolphin vs ウミアイサ

Stenella frontalis compared with Mergus serrator

Key Differences

• Atlantic Spotted Dolphin is Data Deficient while ウミアイサ is Least Concern.

Taxonomic Classification

Rank	Atlantic Spotted Dolphin	ウミアイサ
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)	Aves (鳥類)
Order	Cetacea (Whales & Dolphins)	Anseriformes (カモ目)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Stenella	Mergus
Species	Stenella frontalis	Mergus serrator

Evolutionary Relationship

Atlantic Spotted Dolphin and ウミアイサ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Atlantic Spotted Dolphin

DD — Data Deficient

ウミアイサ

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Spotted Dolphin	ウミアイサ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Spotted Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Norway, Portugal, and Venezuela.

ウミアイサ

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia).

Atlantic Spotted Dolphin

The Atlantic Spotted Dolphin (Stenella frontalis) is a species in the genus Stenella. Its conservation status is listed as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

ウミアイサ

ウミアイサ（Mergus serrator）はIUCNレッドリストで軽度懸念（LC）に分類されている。分布域全体で広く豊富に生息し、個体群は安定しており、直接的な保全上の懸念はない。

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇳🇴 Norway