“There's no way to work in these waters, where you are literally neck deep in faeces in some places, and not be afraid of the health effects.
Show me the Olympic athlete who's going to have the courage to get into waters like these,” ecology professor Ricardo Freitas told the AP."
http://www.sportbusiness.com/sportb...olluted-waters-195-times-over-safe-level

Better stay on the boat then...