During the March 16 Boardwalk Talk, we chatted with Dr. Thibaut Bouveroux about how photo-identification can lend a hand in understanding bottlenose dolphin populations in the northern Gulf of Mexico.

Notches, the curvature of the dorsal fin, and shape can help identify when researchers spot the same dolphin more than once. 

Here's your chance to test your dolphin dorsal fin identification skills. Match the similar dolphin dorsal fins in the picture.

See below the photo for the answers.

Answers: A=E; B=F, C=D