Ashy Button vs Brook Floater

Acleris sparsana compared with Alasmidonta varicosa

Key Differences

• Ashy Button is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Ashy Button	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Lepidoptera (Butterflies & Moths)	Unionida (Unionida)
Family	Tortricidae	Unionidae
Genus	Acleris	Alasmidonta
Species	Acleris sparsana	Alasmidonta varicosa

Evolutionary Relationship

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

Conservation Status

Ashy Button

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Ashy Button	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ashy Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Ashy Button

Ashy button (Acleris sparsana) is a species in the genus Acleris. It is listed as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.