"Fucus serratus" wani nau'in algae ne na launin ruwan kasa wanda aka fi sani da "wrack din hakori". Kalmar “fucus” ita kanta tana nufin duk wani tsiron teku ko na ruwa na halittar Fucus, yayin da “serratus” na nufin “serrated” ko “notched”, yana nufin keɓantattun gefuna masu haƙori na fronds ko ruwan wukake na shuka.
