Travellers to New Zealand by sea are not currently required to complete a digital declaration.
The New Zealand Traveller Declaration system is currently being trialled with some sea travellers.
For more information about arriving into Aotearoa New Zealand by sea:
Recreational vessels, yachts and small craft – Te Mana Ārai o Aotearoa New Zealand Customs Service
Commercial ships and cruise liners – Te Mana Ārai o Aotearoa New Zealand Customs Service