Aphid vs Brook Alder

Aphis polygonata compared with Alnus maritima

Key Differences

• Aphid is Not Evaluated while Brook Alder is Endangered.

Taxonomic Classification

Rank	Aphid	Brook Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Hemiptera (Hemiptera)	Fagales (Beeches & Oaks)
Family	Aphididae	Betulaceae
Genus	Aphis	Alnus
Species	Aphis polygonata	Alnus maritima

Conservation Status

Aphid

NE — Not Evaluated

Brook Alder

EN — Endangered

Physical Characteristics

Attribute	Aphid	Brook Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Brook Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Aphid

The Aphid (Aphis polygonata) is a species in the genus Aphis. Typically found in virtually all terrestrial and freshwater habitats.

Brook Alder

The Brook Alder (Alnus maritima) is a species in the genus Alnus. It is currently classified as Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.