Teilmann, Jonas, Finn Larsen, and Genevieve Desportes. “Time Allocation and Diving Behaviour of Harbour Porpoises (Phocoena Phocoena) in Danish and Adjacent Waters”. J. Cetacean Res. Manage. 9, no. 3 (February 22, 2023): 201–210. Accessed September 28, 2025. https://journal-iwc-live.netxtra.dev/index.php/jcrm/article/view/668.