Notice is hereby given to all mariners and other parties concerned that:

1. Reference: Philippine Navy Radio Message Cite NOCB-0321-097 dated 15 March 2021

2. The Philippine Navy vessel will conduct test firing of naval guns on dates and maritime areas indicated below:

3. In this connection, all ships/watercrafts transiting the above-mentioned areas the said date are advised to take note of the information and take precautionary measures at all times.

4. The cooperation of all concerned in effecting widest dissemination of this information is highly requested.