Jaws (film) of a shark is simulated, the real shark enters a nearby estuary, killing a boater and causing Brody's oldest son, Michael, to go into shock. Brody then convinces Vaughn to hire Quint. Quint, Brody, and Hooper set out on Quint's boat, the "Orca", to hunt the shark. While Brody lays down a chum line, Quint waits for an opportunity to hook the shark. Without warning, it appears behind the boat. Quint, estimating its length at and weight at 3 tons, harpoons it with a line attached to a flotation barrel, but the shark pulls the barrel underwater and disappears. At
Jaws: The Revenge releases. The ending left many filmgoers confused. In his scathing review of the film, Roger Ebert says that he cannot believe "that the director, Joseph Sargent, would film this final climactic scene so incompetently that there is not even an establishing shot, so we have to figure out what happened on the basis of empirical evidence." In its predecessor, Mike is an engineer for SeaWorld, whereas in "Jaws: The Revenge" he is a marine research scientist. One of the Universal press releases for "Jaws: The Revenge" refers to "Jaws: The Revenge" as the "third film of the remarkable "Jaws" trilogy."