At some point, the boat was stolen by Count Olaf and renamed the Count Olaf. After Count Olaf and Esmé Squalor "adopted" Carmelita Spats, the name was changed again, this time to the Carmelita.
When Violet, Klaus, Sunny, and Olaf are stranded at sea after the fire at the Hotel Denouement, Olaf rips off the duct tape reading the Carmelita. The Carmelita became Count Olaf again.
The boat and its passengers washed up on the Island where the ship was sent to the arberidum and repaired later. When the Baudelaires decide to leave the Island with Beatrice Snicket, they ripped the duct tape off revealing the real name of the ship. The name of their mother and their adopted daughter. It was used when the Baudelaires and Beatrice Snicket left the Island.