Brook Floater vs Sphecid wasp

Alasmidonta varicosa compared with Ectemnius cephalotes

Key Differences

• Brook Floater is Vulnerable while Sphecid wasp is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Sphecid wasp
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Hymenoptera (Ants, Bees & Wasps)
Family	Unionidae	Crabronidae
Genus	Alasmidonta	Ectemnius
Species	Alasmidonta varicosa	Ectemnius cephalotes

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Sphecid wasp

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Sphecid wasp
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.

Sphecid wasp

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and 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