Brook Floater vs Common Green Darner

Alasmidonta varicosa compared with Anax junius

Key Differences

• Brook Floater is Vulnerable while Common Green Darner is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Common Green 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	Anax
Species	Alasmidonta varicosa	Anax junius

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Common Green Darner

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Common Green 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.

Common Green 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.

Common Green Darner

<em>Anax junius</em>, commonly known as the common green darner, is a large dragonfly belonging to the genus Anax within the family Aeshnidae. This species occupies virtually all terrestrial and freshwater habitats, and its range is centered on the United States, where it is one of the most recognizable and widespread dragonfly species. Common green darner is assessed as Least Concern on the IUCN Red List. The species is well known for undertaking long-distance migrations, with populations moving southward in autumn and northward in spring across North America. Adults are typically found near ponds, lakes, and slow-moving streams where females deposit eggs in aquatic vegetation. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States