Brook Alder vs Stripe-Legged Robberfly

Alnus maritima compared with Dioctria hyalipennis

Key Differences

Brook Alder is Endangered while Stripe-Legged Robberfly is Least Concern.

Taxonomic Classification

Rank	Brook Alder	Stripe-Legged Robberfly
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Diptera (Diptera)
Family	Betulaceae	Asilidae
Genus	Alnus	Dioctria
Species	Alnus maritima	Dioctria hyalipennis

Conservation Status

Brook Alder

EN — Endangered

Stripe-Legged Robberfly

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	Stripe-Legged Robberfly
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Stripe-Legged Robberfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Brook Alder

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