apple grain aphid vs Brook Floater

Rhopalosiphum oxyacanthae compared with Alasmidonta varicosa

Key Differences

• apple grain aphid is Not Evaluated while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	apple grain aphid	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Hemiptera (Hemiptera)	Unionida (Unionida)
Family	Aphididae	Unionidae
Genus	Rhopalosiphum	Alasmidonta
Species	Rhopalosiphum oxyacanthae	Alasmidonta varicosa

Evolutionary Relationship

apple grain aphid and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

apple grain aphid

NE — Not Evaluated

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	apple grain aphid	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

apple grain aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, France, and Portugal.

Brook Floater

Habitat

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

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

apple grain aphid

The Apple grain aphid (Rhopalosiphum oxyacanthae) is a species in the genus Rhopalosiphum. Typically found in virtually all terrestrial and freshwater habitats.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.