As a last resort this seaweed is edible, at any rate certain species of it.
Ahead of them the seaweed stretched, apparently all the way to the schooner.
Nearly every dash of foam brought with it biting bits of seaweed now.
It was the seaweed spray of this seaweed ocean that had whipped him during the night.
On the beach, there was quite a movement, but that might be seaweed ...