Who are the antagonists in the movie jaws I need 2?

In the movie "Jaws," the primary antagonist is the great white shark, which terrorizes the beach community of Amity Island, posing a deadly threat to swimmers and beachgoers. Another antagonist is the character of Mayor Larry Vaughn, who prioritizes the town's tourism and economic interests over public safety, initially downplaying the shark attacks and resisting calls to close the beaches. Both create significant obstacles for the protagonists as they try to confront the shark menace.