7-8 
SURVIVAL ON LAND AND SKA 
48 to 72 hours, but it will not be safe to drink unless boiled or 
chlorinated. The danger areas for these flukes are : The 
northern and western coastal areas of Africa, the Belgian Congo, 
French Equatorial Africa from Spanish Guinea south, the Gold 
and Ivory Coasts, Liberia, Sierra Leone, and north to Gambia, 
southern Spain, Palestine, and Syria, the northern half of the 
Arabian Red Sea coast, Madagascar, Mauritius, and Reunion 
islands, China, Japan, Celebes, the islands of Hainan, Formosa, 
and the Philippines, all of Ecuador and a portion of northern 
Peru, the northern coast of South America and down the east 
coast to below Rio de Janeiro, and the Caribbean islands. The 
waters of Puerto Rico are particularly bad in this respect and 
should be avoided. 
