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Scientific name
Gomphonema calcifugum Lange-Bert. & E. Reichardt
Synonyms or name indicated in the previous Red List
Gomphonema olivaceum var. minutissimum Hust.
Group of organisms
Süßwasser-Kieselalgen
Red List Category
Near Threatened
Responsibility of Germany
General responsibility
Current population status
moderately common
Long-term population trend
moderate decline
Short-term population trend
unknown
Previous Red List Category
Not Threatened
Change of category compared to previous Red List
Current downgrading 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.