When in December 1994 two male swimmers, Wilson Reis Pedroso and João Paulo Moreira, were harassing and possibly attempting to restrain Tião, in a beach of Caraguatatuba, the dolphin broke the ribs of Pedroso and killed Moreira, who was later found to be drunk. After this incident, the dolphin briefly left but returned to the beach in January 1995.
In December 1994, two male swimmers, Wilson Reis Pedroso and João Paulo Moreira, harassed and possibly restrained a dolphin named Tião at Caraguatatuba beach. The incident led to injuries for one swimmer and the death of the other, who was intoxicated. After this event, the dolphin left briefly but returned to the same beach in January 1995.