Maroon Red Discus Fish. As the name suggests, the solid maroon red discus has a distinct maroon color with a striking dark black line that runs through its eyes. The dorsal fin has unique white markings resembling spots while the pectoral fin is quite dark maroon in color. The face of the solid maroon red discus has a hint of yellow that runs through it. The tail has an opaque coloring to it and at first glance this fish may seem as it does not have one. The color of this discus is ‘solid’ maroon red and distinct as suggested in the name and will stand out in your aquarium amongst the other fish. The solid maroon discus will grow to about 8” long and because of this large size they are very easy and pleasing to moving around when they are put in small numbers in your aquarium.Discus are known for their unique shape. Shaped like a disc, the dorsal and pectoral fins of the fish reach its tail and this adds a beautiful effect as it glides in the water. This bold colored maroon fish will add brightness to your aquarium with its vibrant body. The beautiful body will contrast with the green color of the vegetation of the aquarium. Although it is a bold looking fish, it has a very calm and peaceful personality and will get along well with other non-aggressive fish. Discus are known for the characteristics of bright colors, peaceful nature and will always be an attraction in your aquarium.