Alfken's Mini-miner vs Gesäumtes Drehzahnmoos

Andrena alfkenella compared with Tortula marginata

Key Differences

Alfken's Mini-miner is Near Threatened while Gesäumtes Drehzahnmoos is Endangered.

Taxonomic Classification

Rank	Alfken's Mini-miner	Gesäumtes Drehzahnmoos
Kingdom	Animalia (Tier)	Plantae (Pflanzen)
Phylum	Arthropoda (Gliederfüßer)	Bryophyta
Class	Insecta (Insekten)	Bryopsida (Bryopsida)
Order	Hymenoptera (Hautflügler)	Pottiales (Pottiales)
Family	Andrenidae	Pottiaceae
Genus	Andrena	Tortula
Species	Andrena alfkenella	Tortula marginata

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Gesäumtes Drehzahnmoos

EN — Endangered

Physical Characteristics

Attribute	Alfken's Mini-miner	Gesäumtes Drehzahnmoos
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.

Gesäumtes Drehzahnmoos

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Belgium, Luxembourg, New Zealand, Norway, and Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Gesäumtes Drehzahnmoos

The Bordered Screw-moss (Tortula marginata) is a species in the genus Tortula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.