Surfers and whitewater paddlers are at especially high risk in areas that have been shown to contain these bacteria .
Surfers and whitewater paddlers can contract the disease by swallowing contaminated water , splashing contaminated water into their eyes or nose , or exposing open wounds to infected water .
Surfers and whitewater paddlers are at especially high risk in areas that have been shown to contain these bacteria , and can contract the disease by swallowing contaminated water , splashing contaminated water into their eyes or nose , or exposing open wounds to infected water .