Piranha Part Two: The Spawning

While investigating the mysterious death of a diver, scuba instructor Anne Kimbrough (Tricia O'Neil) makes a horrific discovery: Piranha-like fish, with wings that enable them to fly, are responsible. As the body count rises, Anne desperately tries to convince the resort's manager to call off the annual fish fry on the beach - but he's determined to give his guests the ultimate "feeding frenzy." (official distributor synopsis)