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Scientific name
Porzana pusilla (Pallas, 1776)
German name
Zwergsumpfhuhn, Zwergralle
Group of organisms
Aves
Red List Category
Extremely Rare
Current population status
extremely rare
Long-term population trend
constant
Short-term population trend
clear increase
Change of category compared to previous Red List
Current improvement of Red List Category
Source

Grüneberg, C.; Bauer, H.-G.; Haupt, H.; Hüppop, O.; Ryslavy, T. & Südbeck, P. (2016): Rote Liste der Brutvögel Deutschlands. 5. Fassung, 30. November 2015. – Berichte zum Vogelschutz 52: 19–67.