Registration takes less than 1 minute.
The vessel, which runs on liquid natural gas, will enter service later this year between Jacksonville and San Juan.
Officials say the worst back ups have been alleviated, but challenges remain as countermeasures continue to be implemented.
U.S. ports and economy can't afford a repeat of West Coast port slowdown, according to the heads of Commerce, the NRF and NAM.
A strike could come as soon as Monday, according to a statement from Teamster affiliate Justice for Port Truck Drivers.
Carriers should not be allowed to profit from congestion for which they are at least partially responsible, says agriculture group.
The 10-ship loop will call in South China, Vietnam, Colombo, New York, Savannah and Norfolk, and is designed to provide fast transit from Asia to New York.