The patrols found the unidentified bodies of African nationalities in Al-Assa town (near the border), the department said in a statement.
On Saturday, six bodies of the kind were found near the border, it said.
According to Human Rights Watch, since July 2, Tunisian security forces have collectively expelled several hundred Black African migrants and asylum-seekers, including children and pregnant women to a remote, militarized buffer zone at the Libyan-Tunisian border.