The Coast Guard said the freighter's last port of call was believed to be Gonaives, Haiti's fourth largest city that was the recent scene of rebel activity.
Here you will find an early-morning scene of intense and pungent activity when colourfully clad Koli fisherwomen sort the catch being unloaded from fishing boats at the quay.
Workers at businesses near to the scene said they saw a lot of police activity in a nearby car park used by walkers visiting Felin Puleston, which links to Erddig country park.