The arrest and seizure were made duirng a vehicle checking drive Monday night in the Dunda Seoni area of the district, he said.
Forest officials said each of the six seized tortoise costs Rs 3 lakh to Rs 5 lakh in the international market.
The rescued African spurred tortoises are of rare species who live up to 150 years, he said, adding they appear to be aged 60-70 years and weigh 12-15 kg each.
These tortoises are used in medicines and for witchcraft, the forest officer said.
It is being ascertained if the arrested persons have any links with international smuggling gangs, he added.
He gave their names as Kaushik Das (34) and Balram Naiya (30).
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