Alfken's Mini-miner vs Black-stemmed Goldendrop

Andrena alfkenella compared with Onosma nigricaulis

Key Differences

• Alfken's Mini-miner is Near Threatened while Black-stemmed Goldendrop is Critically Endangered.

Taxonomic Classification

Rank	Alfken's Mini-miner	Black-stemmed Goldendrop
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Hymenoptera (Ants, Bees & Wasps)	Boraginales (Boraginales)
Family	Andrenidae	Boraginaceae
Genus	Andrena	Onosma
Species	Andrena alfkenella	Onosma nigricaulis

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Black-stemmed Goldendrop

CR — Critically Endangered

Physical Characteristics

Attribute	Alfken's Mini-miner	Black-stemmed Goldendrop
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alfken's Mini-miner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Black-stemmed Goldendrop

Habitat

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

Alfken's Mini-miner

The Alfken's Mini-miner (Andrena alfkenella) is a species in the genus Andrena. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Black-stemmed Goldendrop

The Black-stemmed Goldendrop (Onosma nigricaulis) is a species in the genus Onosma. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.