Ruff, Calidris pugnax - foto: Harvey van Diek

Ruff

Calidris pugnax - Kemphaan
Red list
Critically endangered
Breeding population
10-30 (2018-2020)
Estimated winter maximum
180-1500 (2013-2015)
Estimated migration maximum
2900-11.800, apr (2012-2017)
Ramsar 1%
22000