Alder Spittlebug vs Predacious diving beetle

Aphrophora alni compared with Hydroporus guernei

Key Differences

• Alder Spittlebug is Least Concern while Predacious diving beetle is Endangered.

Taxonomic Classification

Rank	Alder Spittlebug	Predacious diving beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hemiptera (Hemiptera)	Coleoptera (Beetles)
Family	Aphrophoridae	Dytiscidae
Genus	Aphrophora	Hydroporus
Species	Aphrophora alni	Hydroporus guernei

Evolutionary Relationship

Alder Spittlebug and Predacious diving beetle share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alder Spittlebug

LC — Least Concern

Predacious diving beetle

EN — Endangered

Physical Characteristics

Attribute	Alder Spittlebug	Predacious diving beetle
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).

Predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as 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.