Surveys

Underwater operations 25 feb thru 04 mar by M/V hakuhomaru in vicinity: a. 00-00.06N 090-14.96E

Indian Ocean · HYDROPAC 633/23

issued: 2023-02-24 13:05Z
status: cancelled 2023-03-05 00:01Z (archive)
self-cancels: 2023-03-05 00:01Z
authority: NAVAREA VIII 180/23 241016Z FEB 23.
sea: Indian Ocean
position: -4.562, 93.867
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

INDIAN OCEAN.
DNC 03.
1. UNDERWATER OPERATIONS 25 FEB THRU 04 MAR
   BY M/V HAKUHOMARU IN VICINITY:
   A. 00-00.06N 090-14.96E.
   B. 04-57.00S 094-58.50E.
   C. 05-04.84S 095-07.10E.
   D. 08-13.05S 095-07.41E.
2. CANCEL THIS MSG 050001Z MAR 23.

This area · survey operations

1 within 180 nm since 2023 · 0 in the last 12 months · 0 in force now

Season · when survey operations happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

86 survey operations in force · see all

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.