Originally Posted by svHyLyte
Perhaps it's just me but that sure looks more like a Pacific Harbor Seal than a Sea Lion to me. From the San Juans to Sand Diego, they will escort one entering or departing a harbor, riding ones pressure wave fore or aft; and, expecting a treat in exchange.
N'any case, a great entertainment, eh? Good for you!
You're right it might very well be a harbor seal..