New pictures show several pieces of metal debris being unloaded from the ship Horizon Arctic at the Canadian Coast Guard pier in St John’s, Newfoundland.
One image shows a large, white piece of curved metal, while another bit of debris was filled with cables and other mechanical parts.
The debris was covered by large tarpaulin sheets before being lifted away by cranes.
Five people were killed, including three British citizens, when is believed to have suffered a catastrophic implosion two miles below sea level while attempting to view the wreck of the Titanic.
A frantic search and rescue operation commenced on 18 June after the vessel lost communication with its mother ship, the Polar Prince, an hour and 45 minutes into the two-hour descent to the wreckage.
The vessel reported missing eight hours after communication was lost
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But the rescue mission ended five days later when pieces of debris were found about 487m from the Titanic wreckage.
The three British citizens on board were billionaire Hamish Harding, and businessman Shahzada Dawood and his 19-year-old son Suleman.
Shahzada’s wife said yesterday the pair were “best friends” who “belonged together”.
Titanic expert Paul-Henri Nargeolet and the chief executive of OceanGate, the company that owned the submersible, Stockton Rush, were also killed in the implosion.
The US Coast Guard has launched an investigation into the cause of the implosion, while the Royal Canadian Mounted Police (RCMP) said they were looking into the five deaths.
Safety investigators from the Transportation Safety Board (TSB) of Canada made enquiries on Titan’s main support ship, the Polar Prince, after it docked in St John’s harbour on Saturday