Arkadiusz Sikora, Szymon Beuch, Łukasz Ławicki, Przemysław Wylegała, Grzegorz Neubauer, Jacek Betleja, Szymon Bzoma, Zdzisław Cenian, Paweł Czechowski, Stanisław Czyż, Piotr Dębowski, Andrzej Dylik, Andrzej Górski, Grzegorz Grygoruk, Krzysztof Jankowski, Zbigniew Kajzer, Dominik Krupiński, Łukasz Matyjasiak, Bartosz Smyk, Sławomir Sielicki, Krzysztof Stasiak, Łukasz Wardecki, Marcin Wężyk, Maria Wieloch, Bartłomiej Woźniak, Monika Zielińska, Piotr Zieliński, Tomasz Chodkiewicz
Ornis Polonica 2020, 61: 259–283
https://doi.org/10.12657/ornis.2020.4.1
Abstract: The report of the Rare Birds Panel presents abundance estimates for 17 rare breeding species in Poland in 2018. These include: Whooper Swan Cygnus cygnus (153–178 pairs, increasing 11% per year in 2007–2018), Ferruginous Duck Aythya nyroca (100 p., stable in 2007–2018), Eurasian Oystercatcher Haematopus ostralegus (26–28 p., stable in 2010–2018), Eurasian Curlew Numenius arquata (94–157 p., decreasing 11% per year in 2010–2018), Great Snipe Gallinago media (261 males, decreasing 8% per year in 2015–2018), Mediterranean Gull Ichthyaetus melanocephalus (86 p., fluctuating in 2007–2018), Sandwich Tern Thalasseus sandvicensis (200 p., fluctuating in 2006–2018), Black-crowned Night Heron Nycticorax nycticorax (1225 p., increasing 4% per year in 2009–2018), Western Osprey Pandion haliaaetus (24–25 p. decreasing 2% per year in 2000–2018), Short-toed Snake Eagle Circaetus gallicus (1 p., decreasing 2010–2018), Greater Spotted Eagle Clanga clanga (12 p.; stable in 2000–2018), Golden Eagle Aquila chrysaetos (29 p. stable in 2000–2018), Great Grey Owl Strix nebulosa (6 p.; fluctuating in 2010–2018), European Roller Coracias garrulus (18 p.; decreasing 12% per year in 2006–2018), Peregrine Falcon Falco peregrinus (37–43 p.; increasing in 2007–2018), Aquatic Warbler Acrocephalus paludicola (4484 males; increasing 4% per year in 2011–2018) and Redwing Turdus iliacus (number of pairs unknown; decreasing in 2000–2018).
Keywords: distribution, number, Poland, rare breeding species, regions, report 2018, trends
