First comprehensive density and abundance estimates of cetaceans in the Black Sea through aerial surveys
Kopaliani, Natia; Tonay, Mehmet Arda; Timofte, Costin; Gol’Din, Pavel; Panigada, Simone; Paiu, Romulus Marian; Cañadas, Ana; Dede, Ayhan; Glazov, Dmitry; Meshkova, Galina; Öztürk, Ayaka Amaha; Popov, Dimitar; Shpak, Olga