At first glance it looks like the owner of a local cruise ship ordinary people, but in essence it is one of the fishing gear for the fishermen who are named "fish keramba". This cage never sailed to find fish he just stood in that position alone because the cage has a fishing gear that way pengoperasionalnya like that.
Keramba also has a net or fish catch fish like ordinary boats, but what distinguishes it is the way or technique of catching it.