Black Firefly vs Brook Floater

Lucidota atra compared with Alasmidonta varicosa

Key Differences

• Black Firefly is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Black Firefly	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Coleoptera (Beetles)	Unionida (Unionida)
Family	Lampyridae	Unionidae
Genus	Lucidota	Alasmidonta
Species	Lucidota atra	Alasmidonta varicosa

Evolutionary Relationship

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

Conservation Status

Black Firefly

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Black Firefly	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Firefly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada and United States.

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.

Black Firefly

The Black Firefly (Lucidota atra) is a species in the genus Lucidota. It is currently classified 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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States