Bering Sea
IHO sea area 55 · -180° to 180° E, 51° to 67° N
- in force
- 6
- last 12 months
- 3
- since 1999
- 305
- categories
- 12
In force now · 6
- NAVAREA XII 496/26 · Cable ops2026-07-19Cable operations by cableship IT Infinity continue in the Bering Sea off Alaska until 30 November along a trackline; wide berth requested.
- NAVAREA XII 458/26 · Nav aids2026-06-29Coast Guard high-frequency communication services at St. Paul, Alaska, are off air.
- NAVAREA XII 98/26 · Nav aids2026-02-17The US Coast Guard remote communication facility at Shemya, Alaska, has inoperative high-frequency transmit and receive services.
- HYDROPAC 1795/25 · Surveys2025-07-14A scientific mooring at seven meters depth is established in Bering Strait, Russia, at 66-19.56N 168-57.08W.
- NAVAREA XII 422/25 · Surveys2025-07-14Scientific moorings are established at 15 meters depth in Bering Strait, Alaska, at coordinates 65-46.86N 168-34.07W and 65-44.76N 168-15.75W.
- NAVAREA XII 344/25 · Nav aids2025-06-10In the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.
Longest in force
- NAVAREA XII 344/25 · Nav aids2025-06-10In the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.
- HYDROPAC 1795/25 · Surveys2025-07-14A scientific mooring at seven meters depth is established in Bering Strait, Russia, at 66-19.56N 168-57.08W.
- NAVAREA XII 422/25 · Surveys2025-07-14Scientific moorings are established at 15 meters depth in Bering Strait, Alaska, at coordinates 65-46.86N 168-34.07W and 65-44.76N 168-15.75W.
- NAVAREA XII 98/26 · Nav aids2026-02-17The US Coast Guard remote communication facility at Shemya, Alaska, has inoperative high-frequency transmit and receive services.
- NAVAREA XII 458/26 · Nav aids2026-06-29Coast Guard high-frequency communication services at St. Paul, Alaska, are off air.
By year
99
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · since 1997
| Exercises | 163 | 53% |
| Nav aids | 53 | 17% |
| Other | 44 | 14% |
| Surveys | 24 | 8% |
| Cable ops | 7 | 2% |
| Derelicts | 6 | 2% |
| Missiles | 3 | 1% |
| Towing | 1 | 0% |
| Wrecks | 1 | 0% |
| Debris | 1 | 0% |
| Containers | 1 | 0% |
| Mines | 1 | 0% |
Archive · 299 cancelled
- NAVAREA XII 433/17 · Exercises2017-09-27 → 2017-09-29Gunnery and pyrotechnic operations 282100Z to 290100Z sep in area within 20 miles of 55-11.33N 168-18.38W
- NAVAREA XII 371/17 · Exercises2017-08-31 → 2017-09-02Gunnery and pyrotechnic exercises 012100Z to 020100Z sep in area within ten miles of 55-54.19N 168-20.24W
- NAVAREA XII 349/17 · Exercises2017-08-15 → 2017-08-16Gunnery exercises 151600Z to 152359Z aug in area within 11 miles of 59-50N 175-20W
- NAVAREA XII 347/17 · Exercises2017-08-14 → 2017-08-14Gunnery and pyrotechnic operations 151600Z to 152359Z aug in area within 12.5 miles of 59-50N 177-50W
- HYDROPAC 2689/17 · Nav aids2017-08-08 → 2017-12-12Mys navarin light 62-22.2N 179-09.6E unlit
- NAVAREA XII 341/17 · Exercises2017-08-07 → 2017-08-09Gunnery exercises 082000Z to 090100Z aug in area within 9.9 miles of 55-14N 168-21W
- NAVAREA XII 312/17 · Surveys2017-07-19 → 2019-04-05Scientific moorings established: a. NB-17T, in 65-03.88N 169-38.05W, at depth 52 meters, top float 27 meters
- HYDROPAC 2463/17 · Other2017-07-17 → 2017-07-18An earthquake has occurred at 172334Z jul with a preliminary magnitude of 7.4 in vicinity 54-12N 169-12E
- NAVAREA XII 301/17 · Surveys2017-07-11 → 2018-08-17Scientific moorings established: a. A3-17, in 66-19.59N 168-57.13W at 56 meters, top float 15 meters
- HYDROARC 139/17 · Surveys2017-07-11 → 2019-04-05Scientific moorings established: a. A3-17, in 66-19.59N 168-57.13W at 56 meters, top float 15 meters
- NAVAREA XII 298/17 · Exercises2017-07-10 → 2017-07-14Gunnery exercises 132130Z to 140001Z jul in area within five miles of 55-48N 169-24W
- HYDROPAC 2323/17 · Missiles2017-07-04 → 2017-07-12Missile operations 2200Z to 0800Z commencing daily 09 thru 11 jul in areas bound by: a. 58-03-48N…
- NAVAREA XII 168/17 · Exercises2017-04-24 → 2017-04-25Gunnery exercises 252100Z to 252300Z apr in area within five miles of 55-40.58N 168-42.14W
- NAVAREA XII 58/17 · Exercises2017-02-05 → 2017-02-07Gunnery exercises 062100Z to 070100Z feb in area within five miles of 55-06N 168-10W
- NAVAREA XII 8/17 · Exercises2017-01-06 → 2017-01-07Hazardous operations
- NAVAREA XII 458/16 · Exercises2016-12-06 → 2016-12-08Hazardous operations
- NAVAREA XII 405/16 · Exercises2016-11-05 → 2016-11-05Gunnery exercises 052000Z to 052300Z nov within five miles of 55-06N 168-10W
- NAVAREA XII 370/16 · Exercises2016-10-14 → 2016-10-15Hazardous operations
- NAVAREA XII 340/16 · Other2016-09-19 → 2016-09-19Pyrotechnics exercises 191630Z to 191900Z sep within five miles of 54-48.8N 166-57.8W
- NAVAREA XII 320/16 · Exercises2016-09-08 → 2016-09-09Gunnery exercises 082100Z to 090001Z sep within 11 miles of 55-35N 168-47W
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.