The Trident of Nokama was Turaga Nokama's tool and badge of office. It was crafted to resemble the tridents that Ga-Matoran used to catch fish in Ga-Metru. Nokama carved it while still a Toa from the bones of a Makuta fish.
Turaga Nokama's tool was a trident.
Nokama's trident was made from Makuta fish bones.