Bilberry Tortrix vs Northern Dusky Slug

Aphelia viburnana compared with Arion fuscus

Key Differences

• Bilberry Tortrix is Least Concern while Northern Dusky Slug is Data Deficient.

Taxonomic Classification

Rank	Bilberry Tortrix	Northern Dusky Slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Lepidoptera (Butterflies & Moths)	Stylommatophora (Stylommatophora)
Family	Tortricidae	Arionidae
Genus	Aphelia	Arion
Species	Aphelia viburnana	Arion fuscus

Evolutionary Relationship

Bilberry Tortrix and Northern Dusky Slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bilberry Tortrix

LC — Least Concern

Northern Dusky Slug

DD — Data Deficient

Physical Characteristics

Attribute	Bilberry Tortrix	Northern Dusky Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bilberry Tortrix

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Northern Dusky Slug

Habitat

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

Range

Found across Europe (7 countries).

Bilberry Tortrix

The Bilberry Tortrix (Aphelia viburnana) is a species in the genus Aphelia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden