Surveys

Underwater operations 19 thru 28 jul by M/V dino choeust with submersible in area bound by 38-30N 124-30W,…

Eastern North Pacific · California · NAVAREA XII 328/21

issued: 2021-07-16 17:21Z
status: cancelled 2021-07-29 00:01Z (archive)
authority: M/V DINO CHOUEST 161714Z JUL 21.
sea: North Pacific Ocean
position: 39.000, -125.000
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH PACIFIC.
CALIFORNIA.
1. UNDERWATER OPERATIONS 19 THRU 28 JUL
   BY M/V DINO CHOEUST WITH SUBMERSIBLE
   IN AREA BOUND BY
   38-30N 124-30W, 39-30N 124-30W,
   39-30N 125-30W, 38-30N 125-30W.
   FIVE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 29 JUL 21.

This area · survey operations

3 within 180 nm since 2020 · 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

84 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.