Long-Term Occupancy Trends in a Data-Poor Dugong Population in the Andaman and Nicobar Archipelago D'Souza, Elrika ; Patankar, Vardhan ; Arthur, Rohan ; Alcoverro, Teresa ; Kelkar, Nachiket Abstract Publication: PLoS ONE Pub Date: October 2013 DOI: 10.1371/journal.pone.0076181 Bibcode: 2013PLoSO...876181D