Figure 2 in Using calls as an indicator for Antarctic blue whale occurrence and distribution across the southwest Pacific and southeast Indian Oceans

Figure 2. Percentage of hours per month with calls over a 12 mo period (January to December) at the Dampier (DM) in 2013, the Perth Canyon (PC) in 2010, Bass Strait (BS) in 2010, Tasman Sea (TS) in 2010, Tonga (TN) in 2010, and Samoa (SA) in 2009 sites. Asterisk (*) months indicate that data were not available.