The Marine Organisms Stamp Set, issued on 26th February 2017, is a celebration of the vibrant marine life that inhabits our oceans. This special stamp collection, featuring 6 different stamps, brings attention to the diverse and stunning organisms of the sea. With two stamps for each denomination (0.50 DH, 3.00 Riyals, and 4.00 Riyals), this set is a perfect addition to any collection, especially for those passionate about marine biodiversity and conservation. These stamps are printed in a limited quantity of 40,000 for each design, making them a valuable item for stamp collectors and marine enthusiasts alike.