Red Marlboro DiscusMARLBORO RED DISCUS Marlboro Red Discus is another strain of Discus fish which is quite popular in the aquarium market. Unlike the elegant blue color found in solid blue discus, the Red Marlboro features itself with the vivid red body and light yellow face, which if you observe from a far distance, a group of Red Marlboro Discus will look like a small flame waving beautifully underwater. Marlboro Red Discus are mostly found captive bred. As a variant