Puerto Rico
Vessels whose MMSI begins with the maritime identification digit block 358 — allocated by the ITU to Puerto Rico, in North and Central America, the Caribbean or Greenland.
MID blocks
- 358
- Puerto Rico · PRI
A MID identifies the registry that issued the number, which is not always the same as nationality in the everyday sense — several blocks belong to dependencies and territories. And an MMSI changes when a ship reflags, while its IMO number does not.
In our store
Puerto Rico flagged vessels we have heard
No result
No Puerto Rico flagged vessels in our store
We hear only what shore-based receivers pick up, and that network is uneven — dense on some coasts, absent on others and in mid-ocean. A register with no vessels here simply means none of its ships have been heard by those receivers — it says nothing about the size of the Puerto Rico fleet.
Listed newest position first, capped at 150 rows. “No position held” means we have a static report from the vessel but no position report.