粤航警715/26
Seismic survey in South China Sea between coordinates 20-27.4N/117-32.3E and 20-09.9N/116-59.7E
Activeuntil 10 Jan 2027, 23:59 UTC (in 70 days)Received 30 Sept 2026, 08:55 UTC
Warning text
Positions open on the mapGD617/26 SOUTH CHINA SEA “HAI YANG SHI YOU 718”,“HAI YANG SHI YOU 719”,ETC.SEISMIC ACQUISITION OPERATIONS IN AREA BOUNDED BY 20-27.40N 117-32.30E, 19-54.30N 117-53.00E, 19-37.20N 117-20.40E, 20-09.90N 116-59.70E.FROM 10 OCT. 2026 TO 10 JAN.2027 CAUTION AND KEEP CLEAR.GUANGDONG MSA CHINA
Location map
Open in the full mapAnalysis
Activeuntil 10 Jan 2027, 23:59 UTC (in 70 days)Seismic acquisition operations will be conducted in a polygonal area in the South China Sea by vessels including "HAI YANG SHI YOU 718" and "HAI YANG SHI YOU 719". The activity is scheduled from 10 October 2026 to 10 January 2027. Mariners are advised to exercise caution and keep clear.
Exercise caution and keep clear of the survey area; avoid transiting the defined polygon while operations are underway.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- South China Sea, area bounded by the listed positions
- Validity
- From 10 Oct 2026, 00:00 UTC
Until 10 Jan 2027, 23:59 UTC2026年10月10日至2027年1月10日 - Activity periods
- 10 Oct 2026, 00:00 UTC - 10 Jan 2027, 23:59 UTC (Seismic acquisition operations (dates given without times))
- Hazards
- seismic acquisition, towed seismic gear
Contacts
- GUANGDONG MSA CHINA · issuing authority
Vessels involved
- HAI YANG SHI YOU 718 · seismic vessel
- HAI YANG SHI YOU 719 · seismic vessel
Coast stations for this area
- RCCMRSC ShantouChina220 NM from the area
- RCCMRCC Hong KongHong Kong, China (Associate Member of IMO)253 NM from the area
- RCCMRSC XiamenChina273 NM from the area
- DSCDSC Station Wenzhou RadioMRSC ShantouChinaMMSI 004123200MF 100range 100 NM218 NM from the area
- DSCDSC Station Hong Kong Marine Rescue Victoria PeakMRCC Hong KongHong Kong, China (Associate Member of IMO)MMSI 004773500VHF 50range 50 NM253 NM from the area
- DSCDSC Station Hong Kong Marine Rescue Tai Mo ShanMRCC Hong KongHong Kong, China (Associate Member of IMO)MMSI 004773500VHF 50, MF 200, HFrange 200 NM259 NM from the area
- DSCDSC Station Xiamen RadioMRSC XiamenChinaMMSI 004122700VHF 25, MF 100range 100 NM281 NM from the area
- DSCDSC Station Guangzhou RadioMRCC GuangdongChinaMMSI 004123100VHF 25, MF 100range 100 NM313 NM from the area
Worked out automatically from the warning text on 30 Sept 2026, 11:57 UTC. It can be wrong: the official warning text is the authority.