Alder Spittlebug vs Spearhead Bluet

Aphrophora alni compared with Coenagrion hastulatum

Key Differences

• Alder Spittlebug is Least Concern while Spearhead Bluet is Critically Endangered.

Taxonomic Classification

Rank	Alder Spittlebug	Spearhead Bluet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hemiptera (Hemiptera)	Odonata (Odonata)
Family	Aphrophoridae	Coenagrionidae
Genus	Aphrophora	Coenagrion
Species	Aphrophora alni	Coenagrion hastulatum

Evolutionary Relationship

Alder Spittlebug and Spearhead Bluet share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder Spittlebug

LC — Least Concern

Spearhead Bluet

CR — Critically Endangered

Physical Characteristics

Attribute	Alder Spittlebug	Spearhead Bluet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

Spearhead Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. 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