Surveys

Survey operations 11 thru 17 apr by M/V yokosuka with submersible in areas between: a. 23-00N 24-30N and…

Philippine Sea · HYDROPAC 1210/19

issued: 2019-04-10 14:46Z
status: cancelled 2019-04-18 00:01Z (archive)
authority: NAVAREA XI 209/19 101135Z APR 19.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

PHILIPPINE SEA.
DNC 12.
1. SURVEY OPERATIONS 11 THRU 17 APR BY
   M/V YOKOSUKA WITH SUBMERSIBLE IN AREAS BETWEEN:
   A. 23-00N 24-30N AND 138-30E 139-30E.
   B. 24-30N 26-10N AND 136-00E 137-00E.
   C. 15-00N 18-30N AND 138-00E 140-00E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 18 APR 19.

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Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.