Numbers of waterbirds on the Bay of Gdańsk between September 2012 and April 2013

Włodzimierz Meissner, Jakub Typiak, Ewelina Kurach, Andrzej Kośmicki, Szymon Bzoma

Ornis Polonica 2014, 55: 73–77

https://doi.org/10.12657/ornis.2014.1.6

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