The Blue Diamond Discus Fish is a beautiful fish bred by Stendker Discus. The Blue Diamond Discus have been a show piece for Discus hobbyist since the hit the Tropical Fish market a few years ago. We keep our German Blue Diamond Discus at 86 degrees and around 7.0 PH. Our Blue Diamonds have a great round body most have red eyes with a gorgeous metallic blue body. They Blue Diamond Discus Fish will not show any bars in the body from a juvenile all the way to an adult Discus Fish.