The Discus.com Learning Center

The Discus.com Learning Center is a collection of articles, forming a knowledge base for mastering the art of keeping discus fish. It is a free resource completely dedicated to discus. Whether or not you are a past customer is irrelevant -- we have made the Learning Center a 100% free resource because we want the greater discus hobby to thrive. We believe individual keepers' successes uplift the entire industry.

Begin by browsing the articles below. Each article has a comment section on the bottom so that you may engage our experts -- and each other. We know you are eager to access the website's content. So, let's get started on your journey into the wonderful world of the incredible discus fish, and learn why the discus truly lives up to its name, the "King of the Aquarium."

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Different Strategies for Breeding Discus Fish
Sexing Discus Fish
Sexing discus fish is not an easy task. There are a lot of different opinions online about sexing discus fish.   When discus fish are small under 4 inches in size their dorsal (back) fin are always rounded. Therefore it is impossible to tell if a young discus under 4 inches in size is male or... Read More
How to breed the filet mignon of the aquatic world: the blackworm!
How to breed the filet mignon of the aquatic world: the blackworm!
Live blackworms (Lumbriculus variegatus) are regarded as one of the best live food options on the market. They are easy to maintain, durable, and are appealing even to the pickiest aquarium fish. However, the downside is that they do not reproduce as quickly as other live food options. If you are... Read More
How to Care for the Fry
How to Care for the Fry
Red Passion Discus with Fry
What to Do if your Discus Eggs are Not Fertilizing
What to Do if your Discus Eggs are Not Fertilizing
Spawn
How to Sex Discus Fish
How to Sex Discus Fish
Gender identification of a Discus Fish is nothing short of challenging. Even seasoned keepers can sometimes have difficulty determining which fish are male and female. While there are various methods for sexing fish, some theories work better for certain situations. Described here are a few... Read More
Spawning Media
Spawning Media
You will want to provide your breeding pair with a suitable spawning medium. This can be in your community tank, but you will most likely have more luck with a separate breeding tank. In the breeding tank, you will want to have a vertical spawning medium. Media that you can use include a plastic... Read More
Hatching Discus Fry
Hatching Discus Fry
After about 60 hours (dependent on water temperature), the eggs hatch. The young will be placed, by the parents, on a different place of the breeding medium, until they can swim on their own. After 48 - 60 hours, the first young will already swim free. At this moment, a large deposit of skin... Read More
Rearing Young Discus
Rearing Young Discus
As the discus fry start free-swimming, they become more of a challenge for their parents. The parents will spend a lot of time trying to catch the babies that swim away from the group. To catch the small fish, they will actually suck the fry into their mouths and then spit them back towards the... Read More
Plants and Breeding Discus
Plants and Breeding Discus
There are pros and cons to breeding discus in a planted aquarium tank. Plants can be very beneficial to breeding discus, but they can also cause problems. On the pro side, a breeding pair will find is easier to setup and defend a spawning site with a nice arrangement of plants. The plants also... Read More
Jack Wattley's Artificial Fry Rearing Method: PREVIEW!
Jack Wattley's Artificial Fry Rearing Method: PREVIEW!
The Art of Artificially Raising Discus: Egg Diet  Artificially raising discus was perfected by Jack Wattley. Wattley's method allowed discus to be produced on a larger scale and even sold globally. His method is laborious, but rewarding. Essentially, this method is about using egg yolk to feed... Read More
Obtaining a Breeding Pair and Setting Up a Spawning Tank
Obtaining a Breeding Pair and Setting Up a Spawning Tank
Obtaining a Breeding Pair There are a couple different ways to get a breeding pair of adult discus. First, you can buy them from a fish store or breeder. Keep in mind that a real breeding pair will be expensive, so buy from a trusted source. If the price for your breeding pair seems too good to... Read More
Challenges of Discus Breeding
Challenges of Discus Breeding
Marlboro Red and Red Panda Cross Discus Spawning Why might it be a challenge to breed discus?
Breeding Problems and How To Solve Them
Breeding Problems and How To Solve Them
Red Turquoise Discus Breeding Pair with Young People try different "tricks" to stimulate discus breeding. Methods include using very soft water, dropping the tank temperature to 75 degrees Fahrenheit after a large water change, or feeding special foods such as whiteworms, blackworms, and... Read More
Helping a Breeding Pair to Spawn Again
Helping a Breeding Pair to Spawn Again
Will My Breeding Pair Spawn Again? If your discus pair has stopped breeding, don't worry. As long as the pair is healthy, they are very likely to spawn again. Follow these suggestions to help them. Red Panda and Marlboro Red Cross Discus Breeding Pair
Maximing Spawn and Fry Yields
Maximing Spawn and Fry Yields
If you want your discus to produce more spawn and fry, then this article is for you!  How Should I Control My Breeding Tank Environment? Soften your tank's water. If your discus spawns are hatching at low rates, the first thing you should do is make your tank's water softer. Hard water in your... Read More

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