According to the Texas Marine Mammal Stranding Network, veterinarians decided to put the animal down.
Doctors said that the dolphin was an older male, with extensive shark bites and indications of a chronic illness.
On Monday morning, our crews noticed a group of people running toward an area of the beach and found marine rescue volunteers loading a dolphin in a truck.
James Dougherty told ABC13's Courtney Fischer that he spotted them from his hotel room and went down to help.