Lumi karo is a lesser-known type of seaweed delicacy from Gau Island in Fiji, belonging to a family of various Lumi seaweed delicacies from the region. It belongs to the algae species Acanthophora. This particular type of Lumi is found on shores, lagoons, and reefs and is characterized by its prickly (karo) and brittle texture, with a greenish-yellow color.