ワライカモメ vs イワカモメ

Leucophaeus atricilla compared with Leucophaeus fuliginosus

Key Differences

• ワライカモメ is Least Concern while イワカモメ is Vulnerable.

Taxonomic Classification

Rank	ワライカモメ	イワカモメ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order same	Charadriiformes (チドリ目)	Charadriiformes (チドリ目)
Family same	Laridae	Laridae
Genus same	Leucophaeus	Leucophaeus
Species	Leucophaeus atricilla	Leucophaeus fuliginosus

Evolutionary Relationship

ワライカモメ and イワカモメ share a common ancestor at the Genus level: Leucophaeus.

Conservation Status

ワライカモメ

LC — Least Concern

イワカモメ

VU — Vulnerable

Physical Characteristics

Attribute	ワライカモメ	イワカモメ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ワライカモメ

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

イワカモメ

Habitat

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

Range

Distributed across Ecuador and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

ワライカモメ

ワライカモメ（Leucophaeus atricilla）はIUCNレッドリストで軽度懸念（LC）に分類されている。生息域全体にわたり広く分布し個体数が安定しており、直ちに懸念される保全上の問題はない。

Shared Countries

Both species can be found in 2 countries:

🇪🇨 Ecuador 🇳🇴 Norway