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Scientific name
Fragilaria tenera var. nanana (Lange-Bert.) Lange-Bert. & S. Ulrich
Synonyms or name indicated in the previous Red List
Fragilaria nanana Lange-Bert.
Group of organisms
Süßwasser-Kieselalgen
Red List Category
Not Threatened
Responsibility of Germany
General responsibility
Current population status
moderately common
Long-term population trend
unknown
Short-term population trend
constant
Previous Red List Category
Near Threatened
Change of category compared to previous Red List
Current improvement of Red List Category
Status
Indigenes or Archaeobiota
Source

Hofmann, G.; Lange-Bertalot, H.; Werum, M. & Klee, R. (2018): Rote Liste und Gesamtartenliste der limnischen Kieselalgen (Bacillariophyta) Deutschlands – In: Metzing, D.; Hofbauer, N.; Ludwig, G. & Matzke-Hajek, G. (Red.): Rote Liste gefährdeter Tiere, Pflanzen und Pilze Deutschlands. Band 7: Pflanzen. – Münster (Landwirtschaftsverlag). – Naturschutz und Biologische Vielfalt 70 (7): 601-708.