The possession of any package or shipment of illegal fish offered to any common carrier as described in section 47316 shall be construed to be and shall remain in the consignor until delivered to the consignee. However, if any common carrier as described in section 47316 is not able or refuses or neglects to show from whom the consignment of any shipment of fish was received, the shipment shall be considered to be in possession of the common carrier having the shipment in transit, and they may be proceeded against the same as the original owner.