Okay, besides being a bit on the wacky side, I consider this animal abuse! However, apparently they take good care of their finned friends.
"Two performers said that stunt is not for the faint-hearted"
"It is a fishy act that could take your breath away - or more likely that of its underwater performers.
Two “aquamen” amazed crowds gathered in Saint-Malo in Brittany by strolling around with fishbowls on their heads filled with water and goldfish. They breathe through a special valve."