The scoubidou is used primarily for harvesting " Laminaria digitata ", a species used mainly for fertiliser.
2.
It overlaps to a small degree ( + ) in distribution with " Fucus serratus " and somewhat more with " Laminaria digitata ".
3.
Of the thousands of different types of seaweed that exist, Sarfati has singled out laminaria digitata, found along the Brittany coast of France, as one of her favorites.