Alder Spittlebug vs

Aphrophora alni compared with Mikrosyphar polysiphoniae

Taxonomic Classification

Rank	Alder Spittlebug
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Arthropoda (Arthropods)	Ochrophyta (Ochrophyta)
Class	Insecta (Insects)	Phaeophyceae (Phaeophyceae)
Order	Hemiptera (Hemiptera)	Ectocarpales (Ectocarpales)
Family	Aphrophoridae	Chordariaceae
Genus	Aphrophora	Mikrosyphar
Species	Aphrophora alni	Mikrosyphar polysiphoniae

Conservation Status

Alder Spittlebug

LC — Least Concern

Physical Characteristics

Attribute	Alder Spittlebug
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).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Mikrosyphar polysiphoniae is a small, endophytic brown alga in the order Ectocarpales that parasitizes red algae in the genus Polysiphonia. It penetrates into the cortical tissue of its host, forming small pustules visible on the host thallus surface. Assessed as Least Concern, it is found in temperate coastal marine environments in the Northern Hemisphere.