Figure 8From: Injuries by marine and freshwater stingrays: history, clinical aspects of the envenomations and current status of a neglected problem in BrazilExtensive necrosis on the lower limbs of amateur and professional fishermen of the central regions of Brazil. Envenomations by freshwater stingrays tend to cause skin necrosis and chronic ulcers in the victim, who in most cases had stepped on the stingray in shallow waters. Photo by: Vidal Haddad Junior.Back to article page