Does Boat Noise Affect Dugong (Dugong dugon) Vocalization? Ando-Mizobata, Noriko and Ichikawa, Kotaro and Arai, Nobuaki and Kato, Hidehiro, Mammal Study, 39, 121-127 (2014), DOI:http://dx.doi.org/10.3106/041.039.0208