We do. But instead of trying to physically stop them with our boats, which can lead to unintended damage and injury, a few fifty cal rounds from a boat or helo based sniper, into the engines gets them to stop muy pronto.
Because there would be the same outrage, like when the Border Patrol on horseback, was accused of using their reins against the criminal trespassers, which turned out to be complete BS. Until people start voting correctly and check their emotions, nothing will change.