Shipping•13 Apr 2026
South China Sea Shipping Monitor — 13 Apr 2026
AIS snapshot of the South China Sea. 5153 vessels observed as of 13 Apr 2026, 07:44 UTC. Sanctioned-flag vessels: 7. AIS gaps: 1056.
Zone: South China Sea — Captured: 13 Apr 2026, 07:44 UTC — Total vessels: 5153
Fleet Composition
| Metric | Value |
|---|---|
| Total vessels | 5153 |
| Tankers | 580 |
| Cargo vessels | 1800 |
| Sanctioned-flag vessels | 7 (0.1%) |
| AIS gap >10 min | 1056 (20.5%) |
| No declared destination | 316 (6.1%) |
Flag Distribution
Iranian-flagged vessels: 5 total — 0 tankers, 5 cargo.
Destination Breakdown
316 vessels (6.1%) carried no declared destination or an unresolvable value.
AIS Transmission Gaps
1056 vessels recorded AIS transmission gaps exceeding 10 minutes at time of capture.
| Vessel | Flag | Type | Gap | Declared destination |
|---|---|---|---|---|
| YUE LEI ZHOU 06341 | CN | WIG | 24.0 min | Other |
| NHO.B12.L.XU | VN | WIG | 23.9 min | Other |
| 43668 8 91 | -- | Unknown | 23.9 min | Other |
| MIN HUI YU 00180 | CN | WIG | 23.9 min | Unknown |
| CTR PT1895 | TW | WIG | 23.9 min | Other |
| 1 | SH | WIG | 23.8 min | Other |
| 878 70 | CN | WIG | 23.8 min | Other |
| ZJ01BOLANGPU 99 | CN | Unknown | 23.8 min | Other |
Zone Map
Green — underway · Yellow — anchored · Red — sanctioned flag · Grey — AIS gap exceeding 10 minutes
AIS snapshot captured 13 Apr 2026, 07:44 UTC. Vessel count and positions reflect data available at time of capture. AIS gaps may result from coverage limitations, transponder deactivation, or encoding artifacts.