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."

How do Discus Rise and Sink in Water?
Fish are a bit like birds or flying insects: They have built-in mechanisms that allow them to move up and down and side to side in their environment. But the methods that let fish do this are closer to the principles behind manmade flying machines than to natural flying methods. Most fish rise... Read More
The Natural Habitat of the Discus Fish
Introduction   Discus fish are widely recognized as some of the most colorful freshwater aquarium fish, which makes them incredibly popular among hobbyists. If you hope to keep discus fish successfully in a captive environment, it’s important you understand their basic needs and... Read More
Discus Fish Origins
It goes without saying that discus fish are the incontrovertible kings of the freshwater aquarium. This eponym can be attributed to their regal, slow movements, beauty and appearance, as well as their history. Discus Fish Origins are traced back an imperial marriage.   History... Read More
Strains and Their Differences
Strains and Their Differences
Four Main Subspecies Diverse subspecies and variations of discus are available. The four main subspecies of discus fish are: Green Discus Green Diamond Discus   The green discus displays turquoise to blue markings running through the head and upper parts of the body.... Read More
Other Species Similar to Discus
Other Species Similar to Discus
What Other Species are Similar to Discus? Discus are similar to cichlids, which include the waroo triangle cichlid and chocolate cichlid. These fish, like discus, have flat, oval-shaped bodies. Their fins are erect and large, and their caudal fins are shaped like fans. The cichlid's body... Read More
Discus Classifications
Discus Classifications
In this article, we'll describe the classifications of popular discus strains. The discus species that we will describe in this article generally have red eyes, although some will have orange or yellow eyes. In this article, we'll describe these discus varieties: Turquoise Brilliant... Read More
Natural Environment Conditions and River Locations of Wild Discus
Natural Environment Conditions and River Locations of Wild Discus
Wild Brazilian Heckel Discus Natural Discus Habitat in South America and Southeast Asia If you want to keep your discus as healthy as possible, you will benefit greatly by learning about their natural environment conditions. Discus are found in Southeast Asia and South America around the... Read More
Some Notes on Discus Classification
Some Notes on Discus Classification
Two ways to classify discus have been used: classification by heritage and classification by physical characteristics.  Classifying discus by heritage is an attempt to tie the classification to parental lineage as with cats, dogs, or horses. However, this method is impractical because... Read More
History of the Discus Fish
History of the Discus Fish
The First Discovery Johannes Baptist Natterer and Johann Jacob Heckel's efforts during the Nineteenth Century led to the discovery of the discus. Then during the Twentieth Century, countless varieties of discus were discovered and mutated. In this article, we will first look at the... Read More
What is a Discus Fish?
What is a Discus Fish?
The discus are some of the most beautiful and reactive tropical fishes you will find. They are often referred to as the “kings of the aquarium” because of their stately movements and regal beauty. They are highly interactive fish who will greet you even when you walk into the room. They even... Read More
All About the Wattley Turquoise Discus
All About the Wattley Turquoise Discus
The Wattley Turquoise The Wattley Turquoise Discus, also known as the Coerulea Regarded as one of the pioneers of discus breeding, Jack Wattley made this Brazilian beauty an internationally sought after fish when he created his famous "Wattley Turquoise Discus," also known as the... Read More
Jack Wattley: Godfather of the Discus
Jack Wattley: Godfather of the Discus
Jack Wattley at a Recent Reptile Show in Daytona Jack Wattley was originally from Cleveland, Ohio. As a small child, he began keeping tropical fish. His first fish weren’t anything unique, just what was common in the hobby at that time. Similar to many of us, Jack's first exposure to discus... Read More
A Timeline of the Discus Industry
A Timeline of the Discus Industry
Dr. Johann Jacob Heckel was the first scientist to write about the discus in 1840. He discovered the Heckel discus, which is native to the Manaus (Rio Negro) area in central Brazil. Subsequently, other strains of discus were discovered, including the 1903 green discus, documented by J. Pellegrin.... Read More