Diver swims with whale shark off San Diego coast

Posted at 3:23 AM, Oct 05, 2015
and last updated 2015-10-05 06:23:42-04

A free diver swam with a whale shark off of the San Diego coast.

Emily Callahan is a graduate from the Scripps Institution of Oceanography and says this is an extremely rare occurrence.

Callahan said whale sharks are almost never documented in Southern California.

You can watch the video here: