Danube freshwater nerite vs striped freshwater nerite

Theodoxus danubialis compared with Theodoxus transversalis

Key Differences

• Danube freshwater nerite is Least Concern while striped freshwater nerite is Endangered.

Taxonomic Classification

Rank	Danube freshwater nerite	striped freshwater nerite
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Mollusca (มอลลัสกา)	Mollusca (มอลลัสกา)
Class same	Gastropoda (ชั้นแกสโทรโพดา)	Gastropoda (ชั้นแกสโทรโพดา)
Order same	Cycloneritida (Cycloneritida)	Cycloneritida (Cycloneritida)
Family same	Neritidae	Neritidae
Genus same	Theodoxus	Theodoxus
Species	Theodoxus danubialis	Theodoxus transversalis

Evolutionary Relationship

Danube freshwater nerite and striped freshwater nerite share a common ancestor at the Genus level: Theodoxus.

Conservation Status

Danube freshwater nerite

LC — Least Concern

striped freshwater nerite

EN — Endangered

Physical Characteristics

Attribute	Danube freshwater nerite	striped freshwater nerite
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Danube freshwater nerite

Habitat

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

Range

Distributed across Germany and Norway.

striped freshwater nerite

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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

Shared Countries

Both species can be found in 2 countries:

🇩🇪 Germany 🇳🇴 Norway