This fisherman was trying to pull up his anchor when he felt like something under the water was watching him do it.
He soon realised that he was correct - when a sea lion popped out of the and startled him.
See also: Sea lion throws stingray at kayaker
See also: Sea lion pup jumps aboard boat to catch some rays
The animal can be seen throwing itself out of the water behind him before ducking back down again.
And he does the exact same thing once again as he's alongside the boat.
There's one final graceful dive for the camera in the background as the footage finishes and the fisherman winds in the final piece of cord...