Ornithologist and Professor at the Museum and the Institute of Zoology, Polish Academy of Sciences
He specializes in bird ecology, focusing primarily on behavioral patterns, distribution, and population dynamics of waterbirds, as well as conservation and conservation biology. He is the author of dozens of scientific publications and several books in the fields of ornithology and nature conservation.
Dr. Marchowski serves as an editor for scientific journals, including Animal Conservation (Associate Editor), Animals (Guest Editor), and Frontiers in Bird Science (Reviewer Editor, Topic: Bird Movement and Migration).