Brook Floater vs lesser marsh grasshopper

Alasmidonta varicosa compared with Chorthippus albomarginatus

Key Differences

• Brook Floater is Vulnerable while lesser marsh grasshopper is Near Threatened.

Taxonomic Classification

Rank	Brook Floater	lesser marsh grasshopper
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Orthoptera (Orthoptera)
Family	Unionidae	Acrididae
Genus	Alasmidonta	Chorthippus
Species	Alasmidonta varicosa	Chorthippus albomarginatus

Evolutionary Relationship

Brook Floater and lesser marsh grasshopper share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

lesser marsh grasshopper

NT — Near Threatened

Physical Characteristics

Attribute	Brook Floater	lesser marsh grasshopper
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.

lesser marsh grasshopper

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.