Ships under the Hong Kong flag

47 vessels flying the flag of Hong Kong have been caught in Skydex, by 6 spotters. Most of them are cargo ships. It shows up regularly, without being one of the big open registries. The flag is read off the MMSI the vessel transmits, so it is the registry the ship sails under, not where it was built.

Vessels

Spotters

First caught by ess on 2026-08-04.

In the directory

Questions

How many Hong Kong-flagged ships have Skydex players caught?

47 vessels.

How do you know a ship flies the Hong Kong flag?

From its MMSI: the first three digits are the Maritime Identification Digits of the country the ship is registered in.