A Yellow Duckmarine spokesperson said:
Yellow Duckmarine works closely at all times with the Maritime & Coastguard Agency, the marine industry's independent regulatory body, to ensure it complies with all of it's health and safety and regulatory obligations.
"The MCA has confirmed that Yellow Duck's active fleet meets all required safety standards.Yellow Duckmarine will continue to follow all direction from and fully cooperate with the MCA.
"The matter is being investigated in the normal way as a marine accident by the Marine Accident Investigation Branch(MAIB), who are carrying out an exhaustive investigation and we will continue to provide every assistance to the MAIB in that regard."Yellow Duckmarine is proud of the reputation it has earned and the contribution it has made to the economy and image of the City Region during the many years it has safely carried almost 2 million passengers in Albert Dock.