Muirhead, C.A. 2021. Passive acoustic monitoring of river dolphin (Inia geoffrensis and Sotalia fluviatilis) presence: A comparison between waters near the city of Iquitos and within the Pacaya-Samiria National Reserve. Latin American Journal of Aquatic Mammals. 16, 1 (Nov. 2021), 3-11. DOI:https://doi.org/10.5597/lajam00265.