OSLO, April 28 -- In the glacial waters of the Lofoten archipelago in Norway's far north, Angelita Eriksen uses a knife to cut a handful of seaweed that will soon end up in a fancy European eatery.

"We have the cleanest and clearest waters in the world. We're very lucky that we have this really important resource growing right outside our doorstep," Eriksen told AFP in a cabin on the shores of the northern Atlantic Ocean where the seaweed is laid out to dry.

"We want to show that to the world."

The daughter of a Norwegian fisherman, Eriksen joined forces with New Zealand-born Tamara Singer, whose Japanese mother served seaweed with almost every meal, to start the company Lofoten Seaweed - specialising in harvesting and preparing seawee...