Individual pink dolphins can be identified from the unique colour , shape and scarring on their dorsal fins and wwf have been using this identification technique to establish a catalogue of whos who in the hong kong pink dolphin world 凭照片中海豚背鳍上独有的颜色型状及疤痕可辨认个别白海豚，世界自然基金会一直沿用此辨认技术辨识个别白海豚及替白海豚成立了谁是谁辨识目录。
