Alder Spittlebug vs Aspen Bracket

Aphrophora alni compared with Phellinus tremulae

Key Differences

Alder Spittlebug is Least Concern while Aspen Bracket is Vulnerable.

Taxonomic Classification

Rank	Alder Spittlebug	Aspen Bracket
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Hemiptera (Hemiptera)	Hymenochaetales (Hymenochaetales)
Family	Aphrophoridae	Hymenochaetaceae
Genus	Aphrophora	Phellinus
Species	Aphrophora alni	Phellinus tremulae

Conservation Status

Alder Spittlebug

LC — Least Concern

Aspen Bracket

VU — Vulnerable

Physical Characteristics

Attribute	Alder Spittlebug	Aspen Bracket
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).

Aspen Bracket

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable 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.

Aspen Bracket

The Aspen Bracket (Phellinus tremulae) is a species in the genus Phellinus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems. Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.