The requested vessel with name FLORENCE M and MMSI:316001094 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
FLORENCE MAY N/A 235089795 Feb 09, 2018 13:07 UTC

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