Fig. 4From: Citizen surveillance for environmental monitoring: combining the efforts of citizen science and crowdsourcing in a quantitative data frameworkSightings and evidence of activity of wild dogs (dingoes, domestic dogs and their hybrids) from inland southeastern Australia uploaded to Wild Dog Scan (https://www.feralscan.org.au/wilddogscan/; Accessed 12 September, 2016). The orange line marks the position of the dingo barrier fence that separates areas of high dingo density to the north of the fence (shaded grey) from areas of very low dingo density to the south within the sheep pastoral zoneBack to article page