Black-Based Cluster Fly vs Brook-Side Alder

Pollenia labialis compared with Alnus serrulata

Taxonomic Classification

Rank	Black-Based Cluster Fly	Brook-Side Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Diptera (Diptera)	Fagales (Beeches & Oaks)
Family	Polleniidae	Betulaceae
Genus	Pollenia	Alnus
Species	Pollenia labialis	Alnus serrulata

Conservation Status

Black-Based Cluster Fly

LC — Least Concern

Brook-Side Alder

LC — Least Concern

Physical Characteristics

Attribute	Black-Based Cluster Fly	Brook-Side Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Based Cluster Fly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States.

Brook-Side Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada and United States.

Black-Based Cluster Fly

The Black-Based Cluster Fly (Pollenia labialis) is a species in the genus Pollenia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.