State Marine Police Commander, ACP Mohamad Madun said the success was made in less than an hour when his men detected the presence of boats at the scene.
In the first operation, he said involved 300 mangrove logs that were suspected smuggled out to Nunukan, Indonesia at 5.40am on a boat without registration card.
He said four men in the boat jumped into the river and escaped when they saw the marine boat approaching.
The second operation, Mohamad said involved the seizure of 300 mangrove logs, a boat and outboard engine at the same scene at 5.55am.
In the third operation, he said a total of 180 mangrove logs and a boat with its outboard engine were confiscated and two Indonesian men aged 40 and 45 arrested.
He said the three cases are being investigated under Section 30(g)(1) of Forest Enactment for possessing mangrove logs without permits.