The national government is responsible for their stewardship and their management. At the time that TVI acquired its rights, approximately 8,000 to 12,000 migrants, who are called small-scale miners, had invaded the Canatuan area and had illegally established tunnels, shafts, and small-scale mercury and cyanide processing plants to mine and process gold.
À l'époque où TVI a acheté ses droits, entre 8 000 et 12 000 personnes, c'est-à-dire des petits exploitants miniers, avaient envahi la région de Canatuan et avaient établi, illégalement, des tunnels, des puits et des petites usines de traitement de cyanure de mercure pour extraire et exploiter l'or.