littorine des rochers vs bigorneau

Littorina saxatilis compared with Littorina littorea

Taxonomic Classification

Rank	littorine des rochers	bigorneau
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Mollusca (mollusques)	Mollusca (mollusques)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order same	Littorinimorpha (Littorinimorpha)	Littorinimorpha (Littorinimorpha)
Family same	Littorinidae	Littorinidae
Genus same	Littorina	Littorina
Species	Littorina saxatilis	Littorina littorea

Evolutionary Relationship

littorine des rochers and bigorneau share a common ancestor at the Genus level: Littorina.

Conservation Status

littorine des rochers

LC — Least Concern

bigorneau

LC — Least Concern

Physical Characteristics

Attribute	littorine des rochers	bigorneau
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

littorine des rochers

Habitat

Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (Namibia, South Africa), Europe (5 countries), and North America (United States).

bigorneau

Habitat

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

Range

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

littorine des rochers

The Black-Lined Periwinkle (Littorina saxatilis) is a species in the genus Littorina. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic biogeographic realm.

bigorneau

Common Periwinkle (Littorina littorea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States