17-4-2019
Lesser White-fronted Goose, Anser erythropus
35 ind.
Osowiec, pow.moniecki, woj.podlaskie
obs./info: Grzegorz Grygoruk, Łukasz Krajewski, Agnieszka Henel
Biggest flock recorded in 21st Century in Poland.
Biggest flock recorded in 21st Century in Poland.