Beech bark disease vs small tortoiseshell

Neonectria coccinea compared with Aglais urticae

Key Differences

• Beech bark disease is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Beech bark disease	small tortoiseshell
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Sordariomycetes (Sordariomycetes)	Insecta (Insects)
Order	Hypocreales (Hypocreales)	Lepidoptera (Butterflies & Moths)
Family	Nectriaceae	Nymphalidae (Brush-footed Butterflies)
Genus	Neonectria	Aglais
Species	Neonectria coccinea	Aglais urticae

Conservation Status

Beech bark disease

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Beech bark disease	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beech bark disease

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Beech bark disease

The Beech bark disease (Neonectria coccinea) is a species in the genus Neonectria. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

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