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Scientific name
Andrena aberrans Eversmann, 1852
Group of organisms
Hymenoptera: Apidae
Red List Category
Threatened with Extinction
Responsibility of Germany
Not assessed
Current population status
extremely rare
Long-term population trend
moderate decline
Short-term population trend
strong decrease
Special cases
Negative risk factor(s) is/are known
Risk factors
Taxon is largely depending on another significantly decreasing species
Dependent on unstable conservation measures
Previous Red List Category
Threatened with Extinction
Change of category compared to previous Red List
Red List Category unchanged
Comment on threat
Starker Rückgang der artspezifischen Pollenquelle Chamaecytisus ratisbonensis
Source

Westrich, P.; Frommer, U.; Mandery, K.; Riemann, H.; Ruhnke, H.; Saure, C. & Voith, J. (2011): Rote Liste und Gesamtartenliste der Bienen (Hymenoptera, Apidae) Deutschlands. – In: Binot-Hafke, M.; Balzer, S.; Becker, N.; Gruttke, H.; Haupt, H.; Hofbauer, N.; Ludwig, G.; Matzke-Hajek, G. & Strauch, M. (Red.): Rote Liste gefährdeter Tiere, Pflanzen und Pilze Deutschlands, Band 3: Wirbellose Tiere (Teil 1). – Münster (Landwirtschaftsverlag). – Naturschutz und Biologische Vielfalt 70 (3): 373-416.