Ships under the Portugal flag

Skydex collections hold 99 ships registered in Portugal, logged by 7 pilots. Most of them are cargo ships. It shows up regularly, without being one of the big open registries. Registry comes from the MMSI prefix in the AIS signal — the flag state, which for most merchant traffic is not the owner’s country.

Vessels

Spotters

First caught by ess on 2026-07-10.

In the directory

Questions

How many Portugal-flagged ships have Skydex players caught?

99 vessels.

How do you know a ship flies the Portugal flag?

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