Alder Spittlebug vs floating crystalwort

Aphrophora alni compared with Riccia fluitans

Key Differences

• Alder Spittlebug is Least Concern while floating crystalwort is Near Threatened.

Taxonomic Classification

Rank	Alder Spittlebug	floating crystalwort
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Arthropoda (節足動物)	Marchantiophyta (苔類)
Class	Insecta (昆虫)	Marchantiopsida (ゼニゴケ綱)
Order	Hemiptera (カメムシ目)	Marchantiales (ゼニゴケ目)
Family	Aphrophoridae	Ricciaceae
Genus	Aphrophora	Riccia
Species	Aphrophora alni	Riccia fluitans

Conservation Status

Alder Spittlebug

LC — Least Concern

floating crystalwort

NT — Near Threatened

Physical Characteristics

Attribute	Alder Spittlebug	floating crystalwort
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).

floating crystalwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), North America (United States), and South America (Chile). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States