Scientific or monitoring agency · United States

Naval Oceanographic Office detachment

Recorded as: NAVOCEANO DET

U.S. Navy survey and oceanographic work at sea.

Scientific and monitoring agencies issue warnings about their own work at sea — research vessels, moorings and seafloor instruments — or relay alerts about natural hazards such as tsunamis and space weather that affect ships.

What the archive holds

33 messages in this archive record NAVOCEANO DET as their authority, issued from 1999-05-20 to 2014-07-03. None of them is in force in the latest lists we collected.

Surveys accounts for 26 of 33 recorded messages (79%), the largest warning type group in this selection.

Attributed to NAVAREAs, they fall mostly in NAVAREA IV (3) and NAVAREA XIV (1).

Located messages lie in 9 sea areas, most often Red Sea, Caribbean Sea and North Atlantic Ocean.

They reached this archive through HYDROPAC (27), HYDROLANT (3) and NAVAREA IV (3).

Messages by year of issue

'99
'00
'01
'02
'03
'04
'05
'06
'07
'08
'09
'10
'11
'12
'13
'14

By month of issue, all years

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Warning types

Where

NAVAREA IV 3 · NAVAREA XIV 1

Most recently issued

  1. HYDROPAC 1949/14 · Wrecks · South China Sea2014-07-03
    Taiwan Strait
  2. HYDROLANT 1171/14 · Surveys · North Atlantic Ocean2014-05-08
    Oceanographic operations 120001Z to 182359Z may in area bound by 58-19N 014-38W, 57-50N 011-02W, 58-26N…
  3. NAVAREA IV 293/14 · Wrecks · Caribbean Sea2014-04-25
    B. 16.55 meters 14-49.725N 081-54.688W
  4. NAVAREA IV 232/14 · Wrecks · Caribbean Sea2014-04-04
    B. 20.57 meters in 14-43.098N 081-45.192W
  5. NAVAREA IV 68/14 · Wrecks · Caribbean Sea2014-01-29
    B. 16.8 meters in 14-58-05.8N 081-52-51.9W
  6. HYDROPAC 1357/12 · Wrecks · Philippine Sea2012-05-14
    Philippine Sea
  7. HYDROLANT 2426/10 · Wrecks · Gulf of Guinea2010-12-15
    Nga chart 57101 (18TH ed)
  8. HYDROPAC 1317/08 · Wrecks · Persian Gulf2008-07-11
    Nga chart 62530 (6TH ed)

Earliest in the archive

  1. HYDROPAC 437/99 · Surveys1999-05-20
    Survey operations 240001Z to 302359Z may by M/V littlehales in area between 23-41N 24-07N and 035-29E 035-57E

Other scientific or monitoring agencys in NAVAREA IV

Counts are messages recording this issuer as their authority, recounted 2026-09-24; see coverage for what is collected. Not for navigation.

Naval Oceanographic Office detachment — navigational warnings it issued · seahazards