Photos from a sea rescue in Northland show the harrowing conditions the three survivors battled in as they waited for help - as one of their group had already died.
The images show choppy seas - the white-foamed waves indicating how rough conditions were - and what those on the sunken yacht faced; as well as what rescuers had to deal with while winching everyone into the helicopter.
A lone orange liferaft can be spotted in the water.
ACT Party leader David Seymour said its members were in a state of shock after the news.
He called Pedersen an "incredibly kind and hospitable man".
All four people were winched into the helicopter by a dedicated intensive care paramedic.
Yesterday, the Tauranga Yacht and Power Boat Club confirmed the identities of those on board to Sunlive.
'PRAY FOR PEACE, COMFORT AND RECOVERY'
Pedersen was a club member along with another man on board, Bruce Goodwin. The other two survivors were Pedersen's wife, Pamela, and her brother-in-law Steve.
Both surviving men have been discharged from hospital. However, Pedersen's wife remains in a critical condition.
Malaysia have announced they will continue the search for missing flight MH370 more than ten years after its disappearance. Rain is on the horizon for NZ, as we assist Vanuatu.