Black Nerite vs ハイイロイワシャコ

Theodoxus prevostianus compared with Alectoris graeca

Key Differences

• Black Nerite is Endangered while ハイイロイワシャコ is Near Threatened.

Taxonomic Classification

Rank	Black Nerite	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	Cycloneritida (Cycloneritida)	Galliformes (キジ目)
Family	Neritidae	Phasianidae
Genus	Theodoxus	Alectoris
Species	Theodoxus prevostianus	Alectoris graeca

Evolutionary Relationship

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

Conservation Status

Black Nerite

EN — Endangered

ハイイロイワシャコ

NT — Near Threatened

Physical Characteristics

Attribute	Black Nerite	ハイイロイワシャコ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Nerite

Habitat

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

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Black Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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 1 countries:

🇳🇴 Norway