I didn't guess because I had no idea, but now that you mention it, its so obviousThis is the one several people have asked if it is a sea horse. So clearly not. At least to me. Perhaps from the usual distance it is hard to figure out. This close up should make it easy to see though.
sweet tat sarg i have a dragon on the same arm, (on the forearm) and takes up a good portion of skin so on this one arm i have the koi on my shoulder and a dragon on my forearm so if legend holds true my dragon should become a noble, hehehe..