Rodriguez-Ferrer, G., Reyes, R., Hammerman, N. M., & García-Hernández, J. E. (2019). Cetacean sightings in Puerto Rican waters: including the first underwater photographic documentation of a minke whale (Balaenoptera acutorostrata). Latin American Journal of Aquatic Mammals, 13(1-2), 26-36. https://doi.org/10.5597/00246