Lombardo, Andrea, and Giuliana Marletta. “Observations on the Ghost Fishing in Two Species of Marine Heterobranchs (Mollusca Gastropoda): Aplysia Depilans Gmelin, 1791 (Aplysidae) and Umbraculum Umbraculum ([Lightfoot], 1786) (Umbraculidae)”. International Journal of Aquatic Biology 10, no. 5 (October 25, 2022): 384–387. Accessed December 9, 2022. https://ij-aquaticbiology.com/index.php/ijab/article/view/1670.