The requested vessel with name MERKURIY and MMSI:0 and IMO:6722935 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
MERKURIY 7391692 273196400 KERCHENSKIY PROLIV Feb 24, 2018 12:41 UTC
MERKURIY 8832631 273444880 SPB Feb 24, 2018 12:40 UTC
MERKURIY N/A 273444630 Sep 29, 2017 15:33 UTC

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