Most Vibrio infections occur between May and October, when water temperatures are warm. Flesh-eating bacteria stop blood circulation and cause tissue to die and skin to decay, according to the CDC.
More than one type of bacteria can eat the flesh in this way; public health experts believe that group A Streptococcus bacteria are the most common cause of these infections. Vibrio infections occur when someone eats raw or undercooked seafood or when an open wound is exposed to seawater or brackish water