Blow fly vs Brook Floater

Lucilia caesar compared with Alasmidonta varicosa

Key Differences

• Blow fly is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Blow fly	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Diptera (Diptera)	Unionida (Unionida)
Family	Calliphoridae	Unionidae
Genus	Lucilia	Alasmidonta
Species	Lucilia caesar	Alasmidonta varicosa

Evolutionary Relationship

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

Conservation Status

Blow fly

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Blow fly	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blow fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, 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.

Blow fly

The Blow fly (Lucilia caesar) is a species in the genus Lucilia. 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