Ports of Auckland is proceeding with two massive wharf extensions into the Waitemata Harbour.

NZME. reports the commencement of work on Bledisloe Wharf has been announced by chairman Graeme Hawkins.

The decision comes despite public protests and a political call by Auckland Council to halt work until a wide-ranging port study is done.

The port company has resource consent for the work and there are no legal barriers to prevent it.