Some have speculated that he may have been attacked by a shark when he disappeared beneath the surface and hasn’t been seen since.
Since then, a shark expert has shared his theories on Robbins’ possible fate.
Kevin McMurray spends his time compiling information and anecdotes about shark attacks worldwide and runs the website trackingsharks.com.
Robbins disappeared while on vacation in the Bahamas with his friends after graduating.
After watching the footage of his last moments, McMurray speculates that there might have been a shark present.