Ornis Polonica 2019, 60: 235–244
Numbers and distribution of breeding population of the Great Egret Ardea alba in Poland
Adam Zbyryt
Ornis Polonica 2019, 60: 245–268
Distribution, conservation status and monitoring suggestions for the Bewick’s Swan Cygnus columbianus bewickii in Poland
Przemysław Wylegała, Arkadiusz Sikora, Tomasz Janiszewski, Wiesław Lenkiewicz, Grzegorz Grygoruk
Ornis Polonica 2019, 60: 269–284
Numbers, hunting behaviour and feeding preferences of birds of prey (Accipitriformes and Falconiformes) wintering in agricultural landscape in the Kotlina Sandomierska
Konrad Krasoń, Jerzy Michalczuk
Ornis Polonica 2019, 60: 285–299
Changes in the number of Common Cranes Grus grus and Wood Sandpipers Tringa glareola in the Bielawa reserve in 1983–2019, and the effect of conservation measures on avifauna
Arkadiusz Sikora, Waldemar Półtorak
Ornis Polonica 2019, 60: 300–307
Abundance of the Black Woodpecker Dryocopus martius in the Sobibór Forest in 2013–2015
Oliwia Karpińska, Bartłomiej Woźniak, Mateusz Grzębkowski
Ornis Polonica 2019, 60: 307–313
The first and the second record of the Eastern Olivaceous Warbler Iduna pallida in Poland
Oliwia Karpińska, Bartłomiej Woźniak, Mateusz Grzębkowski
Ornis Polonica 2019, 60: 314–316
Stawarczyk T., Cofta T., Kajzer Z., Lontkowski J., Sikora A. 2017. Rzadkie ptaki Polski. Studio B&W Wojciech Janecki, Sosnowiec
Marek Stajszczyk
