Acting on a tip-off, personnel of the Forest Protection Force launched an operation in Kohora range of the Park and nabbed three poachers this morning, forest officials said.
Based on their interrogation, three others were picked up subsequently while one managed to flee, they said.
A magazine and seven silencers were recovered from the apprehended poachers, the officials said.
The arrested poachers revealed that the poacher who managed to escape, identified as Badan Taro, had an AK-47 and a .303 rifle in his possession.
Nine poachers have been arrested from Nagaon, Sonitpur and Karbi Anglong districts during the last two months, according to sources.