If the crisis faced by all of King Island hasn't demonstrated the inadequate capacity of the current service we all need to review our understanding of what is a capable service. The island needs to be able to trade with the mainland with a suitable vessel to cross Bass Strait.. The economic viability of the island is being restricted by the lack of an efficient and suitable vessel. Example Grp 6 metals. Suputo Dairy. Sheep producers leaving the industry because of high costs of moving sheep and wool.