The The previous reserve indicated that five people had died and 20 were missing, in addition to 32 injured.
The fire department said the number of missing persons was initially estimated based on witnesses, travel agencies and family members.
The crash happened at 11:00 a.m. local time (2:00 pm on Portugal ‘mainland) on Lake Furnace, a tourist attraction in the municipality of Capitolio, when a large stone barrier fell on three boats from a height of five meters.
Nine of the injured have been admitted to hospital, with firefighters, various equipment and a team of divers intervening at the scene. The search was halted overnight for security reasons and resumed the next day.
Firefighters have blamed heavy rains for the past few days in southeastern Brazil for the crash.
Capitolio, about 280 km from Belo Horizonte, the capital of Minas Gerais (southeast), is a year-round tourist destination for its impressive valleys.
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