First fact - Maui would always beg his brothers to go fishing with him but the eldest brother "You're so skinny we might mistake you for some bait and throw you overboard for the fish to eat."
Second fact - During one night Maui secretly snuck into the hull of the brothers canoe ready to go fishing in the morning.
Third fact - When Maui caught the fish he told his brothers to guard the fish while he went to get their people.The problem was as soon as Māui had gone, the brothers began cutting greedily at the huge fish.