Brook Floater vs Iridescent Centurion

Alasmidonta varicosa compared with Sargus iridatus

Key Differences

• Brook Floater is Vulnerable while Iridescent Centurion is Least Concern.

Taxonomic Classification

Rank	Brook Floater	Iridescent Centurion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Diptera (Diptera)
Family	Unionidae	Stratiomyidae
Genus	Alasmidonta	Sargus
Species	Alasmidonta varicosa	Sargus iridatus

Evolutionary Relationship

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

Conservation Status

Brook Floater

VU — Vulnerable

Iridescent Centurion

LC — Least Concern

Physical Characteristics

Attribute	Brook Floater	Iridescent Centurion
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.

Iridescent Centurion

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.