Dead fish in polluted river raise alarm in Central America Thousands of fish have died in recent days due to contamination in the Lempa River caused largely by water that is used for washing coffee beans in processing plants that do not have a wastewater treatment system. Local residents of the tri-border area that joins Honduras, Guatemala and El Salvador are concerned about the high level of water pollution. IMAGES AND SOUNDBITES**REFILE WITH SB 4 TRANSLATION**