Common Periwinkle vs ハイイロイワシャコ

Littorina littorea compared with Alectoris graeca

Key Differences

• Common Periwinkle is Least Concern while ハイイロイワシャコ is Near Threatened.

Taxonomic Classification

Rank	Common Periwinkle	ハイイロイワシャコ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Mollusca (軟体動物)	Chordata (脊索動物)
Class	Gastropoda (腹足綱)	Aves (鳥類)
Order	Littorinimorpha (タマキビガイ下目)	Galliformes (キジ目)
Family	Littorinidae	Phasianidae
Genus	Littorina	Alectoris
Species	Littorina littorea	Alectoris graeca

Evolutionary Relationship

Common Periwinkle and ハイイロイワシャコ share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Common Periwinkle

LC — Least Concern

ハイイロイワシャコ

NT — Near Threatened

Physical Characteristics

Attribute	Common Periwinkle	ハイイロイワシャコ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Periwinkle

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Europe (4 countries) and North America (Canada, United States).

ハイイロイワシャコ

Habitat

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

Range

Found across Europe (8 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Common Periwinkle

タマキビ（Littorina littorea）はIUCNレッドリストで軽度懸念（LC）に分類されている。分布域全体で広く生息し個体数は安定しており、早急な保全上の懸念はない。

ハイイロイワシャコ

Rock Partridge（Alectoris graeca）は IUCN レッドリストで準絶滅危惧（NT）に分類されている。絶滅危惧の基準に近く、保全措置なしには脆弱な状態になる可能性のある個体群を持つ。

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway