This catalogue is a collection of uniquely identified bottlenose dolphin dorsal fin photos from the Bay of Islands, New Zealand 1993-2013. Where possible there is a right and left side image of each dorsal fin.The photograph codes are as follows:BOI = Bay of IslandsXXX = unique number for each dolphinRS/LS = right side/ left sideAll work was conducted by researchers at the University of Auckland and the catalogue is curated by Dr Rochelle Constantine, University of Auckland (r.constantine@auckland.ac.nz). Please contact Rochelle if you have any queries.