The requested vessel with name MONTROSE and MMSI:0 and IMO:5313787 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
MONTROSE 9223813 212728000 ES LPA Oct 12, 2017 13:14 UTC
MONTROSE ALPHA N/A 232589000 Oct 14, 2017 16:06 UTC
MONTROSE MARINE II N/A 235098656 MAASSALUIS Oct 14, 2017 15:10 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.