Input (grade 12): One Yolngu prehistoric stone arrangement at Maccasans Beach near Yirrkala shows the layout of the Macassan praus used for trepang (sea cucumber) fishing in the area.
Output (grade 9): One Yolngu stone arrangement, at Maccasans Beach near Yirrkala, shows the layout of the Macassan praus (ships) used for Trepang fishing.