Fishing vessels shall be marked with vessel markings in accordance with Appendix 2. Any fishing vessel of 20 GT or above shall also be marked with the International Radio Call Sign (IRCS)The IRCS of a fishing vessel is its radio call sign.The IRCS shall be placed above the waterline on both sides of any fishing vessels and on a deck where the IRCS is not obscured by fishing gear(s), and shall be clear of the bow, stern, discharge or areas which might be prone to damage or discoloration. In case that the lowest edge of characters is under the waterline when the fish holds are full, the IRCS shall be placed on the fishing vessel’s superstructure.Vessel markings shall be painted with marine coating. Characters and the edges thereof for the vessel name and the CT number shall maintain clear and identifiable at all times.Appendix 2 Specification of Width, Height and Color of Characters for Vessel Markings.pdf