This is Nari who was mauled by a shark and nursed back to health by Sea World then he was released back at Tangalooma in April last year.
"http://bayjournal.com.au/joomla/bayjournal/environment/2056-nari-the-dolphin-goes-home.html"
He was one of 6 dolphins that came in to the resort for the evening feeding, you can see the scaring just behind the blow hole.
[IMG] IMGP3817 by grw17414, on Flickr[/IMG]