Rio History: Stingrays and Giant Mantas of the Gulf of Mexico
Yes, there are stingrays along the beaches of Padre Island …and yes, people do get stuck by them. Stingrays are actually a specialized branch-off of early sharks. They will eat almost anything they can catch, including clams, crabs and shrimp. The females are the largest, sometimes measuring six feet wide when fully mature. They are generally docile sea animals often found lying on the bottom in shallow water where they blend extremely well with their surroundings. And this is where they are most dangerous to fishermen and swimmer for they can be easily provoked if accidentally stepped on. Serrated spines and a poison gland, located near the base of the tail, can inflict a painful wound. The venom is a fairly potent nerve toxin that affects the heart and there are recorded cases of victims suffering a heart attack when stung in the chest area. According to the official autopsy, naturalist Steve Irwin’s death was caused by the trauma of the barb piercing his heart and he probably died before experiencing any effect of the ray’s poisonous venom. Does this mean all ray victims will die? No. In fact most people recover with few or any side effects. Read the rest here 18:34
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