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

1. Reference: Letter from Ms Christine R. Kennaman, Chief Executive Officer Subsea Services Incorporation dated 18 February 2019.

2. The Subsea Services, Inc. is a Commercial Diving company in the Philippines providing underwater services to the maritime industry as well as to industrial sectors whose activities involve in water and off-shore structures. Subsea will be conducting a hydrographic survey at Chevron Sasa Terminal, Sasa Davao City, Philippines for Chevron Philippines Inc., bounded by the following coordinates:

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

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