Clicking in Shallow Rivers: Short-Range Echolocation of Irrawaddy and Ganges River Dolphins in a Shallow, Acoustically Complex Habitat Jensen, Frants H. ; Rocco, Alice ; Mansur, Rubaiyat M. ; Smith, Brian D. ; Janik, Vincent M. ; Madsen, Peter T. Abstract Publication: PLoS ONE Pub Date: April 2013 DOI: 10.1371/journal.pone.0059284 Bibcode: 2013PLoSO...859284J