Brook Floater vs Pea cyst nematode

Alasmidonta varicosa compared with Heterodera goettingiana

Key Differences

• Brook Floater is Vulnerable while Pea cyst nematode is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	Pea cyst nematode
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Nematoda (Roundworms)
Class	Bivalvia (Bivalvia)	Chromadorea (Chromadorea)
Order	Unionida (Unionida)	Rhabditida (Rhabditida)
Family	Unionidae	Heteroderidae
Genus	Alasmidonta	Heterodera
Species	Alasmidonta varicosa	Heterodera goettingiana

Evolutionary Relationship

Brook Floater and Pea cyst nematode share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Pea cyst nematode

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	Pea cyst nematode
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Pea cyst nematode

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Portugal.

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.