It follows the discovery last Monday that eleven of the fishermen had returned positive results for Covid-19.
A total of five new Covid-19 cases in managed isolation were announced today - bringing the total number of active cases to 74.
"There are two remaining two positive cases to report today, the first is a family member of a positive case who is a recent returnee and both were already in quarantine in Auckland's quarantine facility.
The other case is a recent returnee who arrived from Ethiopia via Dubai and tested positive as a result of routine testing around day three. This person has also been transferred to Auckland's quarantine facility.
The total number of active cases of Covid-19 in New Zealand is 74.