A shark bit three people off a southern Texas beach in what the city’s fire chief called an unprecedented incident on the Fourth of July, the same day another person was bitten by a shark in Florida, officials said.

In Texas, three people were bitten in the city of South Padre Island, on a barrier island near Brownsville, and the shark was later located and “pushed out to deeper water,” Fire Chief Jim Pigg said.

“It’s unprecedented here on South Padre Island,” he said. There were two shark…