Arctic Blue vs Thread Weed

Agriades aquilo compared with Ulva compressa

Key Differences

• Arctic Blue is Near Threatened while Thread Weed is Least Concern.

Taxonomic Classification

Rank	Arctic Blue	Thread Weed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Chlorophyta (Chlorophyta)
Class	Insecta (Insects)	Ulvophyceae (Ulvophyceae)
Order	Lepidoptera (Butterflies & Moths)	Ulvales (Ulvales)
Family	Lycaenidae	Ulvaceae
Genus	Agriades	Ulva
Species	Agriades aquilo	Ulva compressa

Conservation Status

Arctic Blue

NT — Near Threatened

Thread Weed

LC — Least Concern

Physical Characteristics

Attribute	Arctic Blue	Thread Weed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Thread Weed

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), Oceania and the Pacific (New Zealand), and South America (Brazil).

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden