Brook Floater vs Ocellated Darner

Alasmidonta varicosa compared with Boyeria grafiana

Key Differences

• Brook Floater is Vulnerable while Ocellated Darner is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Ocellated Darner
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Odonata (Odonata)
Family	Unionidae	Aeshnidae
Genus	Alasmidonta	Boyeria
Species	Alasmidonta varicosa	Boyeria grafiana

Evolutionary Relationship

Brook Floater and Ocellated Darner share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Ocellated Darner

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Ocellated Darner
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.

Ocellated Darner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States