Two of the three people who tested positive are fully vaccinated passengers; one is an unvaccinated crew member. All three have been isolated and are doing well, according to a company spokesperson.
The cases emerged when a passenger who is fully vaccinated exhibited symptoms, and everyone was tested. Close contacts are in quarantine on board.
Passenger vaccination mandate in Alaska
American has a vaccination mandate for passengers on Alaska cruises. Vaccination is not a requirement for employment, but the spokesperson said most crew are vaccinated though some may not be for personal reasons. Regardless, she said, all crew are routinely tested and wear masks at all times.
There are 162 passengers and 52 crew on board what was supposed to be a 10-night cruise that originated in Juneau on July 4.
July 14 cruise canceled
On Friday American Constellation was en route from Petersburg to Juneau. The ship will not be stopping at any other ports.
The next cruise, scheduled to depart July 14 from Juneau, is canceled 'out of an abundance of caution,' the spokesperson said.
More than 10,000 passengers carried since March
American Cruise Lines resumed domestic sailings in March and has carried more than 10,000 passengers without incident, according to the spokesperson. The line operates in 31 states.