![]() ![]() Since these fish are tall, do not keep them in shallow tanks. A general rule you can follow is one discus per 10 gallons. 3-5 discus should be doable in a 55gal aquarium as long as water changes are kept up with. Most discus in the common aquarium max out at 4.5-6 inches.īased on this size range, the minimum tank size would be a 55 gallon tank, but the bigger the better for these guys. While it’s possible for discus to reach a length of 9 inches, this is only if they’re kept for a long time in the best conditions possible. As long as they are kept in ideal conditions with routine maintenance, there should be no problems. While discus fish care may require more attention than other aquarium fish, the thought of owning discus should not intimidate experienced aquarists. This is likely because there is another connotation about discus being one of the most difficult freshwater fish to keep. Particular strains of them are highly sought after, and some can easily reach a price of hundreds of dollars for just one.Įven though this species of fish is so beautiful, they are not as commonly found in the hobby as other fish. Often known as the “king of aquarium fish,” discus earn their title through their gorgeous colors, patterns, and variations. The fish are also prone to internal and external parasite infections such as gill flukes.Written by: Tammy ( ) and Team Buce Plant Diseaseĭiscus fish are most vulnerable to common warm-water bacterial infections such as cotton wool and hole-in-the-head disease. ![]() A newly added fish that lies on its side is not ill or dying - this is a normal reaction to the change in water pressure between the container and the aquarium, and the fish will soon acclimatize.Ĭhange 10% to 25% of the discus fish tank water weekly to maintain good water quality. In larger tanks, powerheads (submersible pumps) are preferredĭiscus fish bought online can be added directly to a prepared tank. Water type: Soft, freshwater Tank size: Minimum 60 gallons (10 gallons per discus fish) Water temperature: 82–88☏ (28–31☌) Substrate: Sand, pebbles, rocks Tank setup: Plants, caves, driftwood Acidity: 6.0–7.0 pH Water hardness: 6–14 dGH Filter: Yes, discus fish produce a large amount of waste and stir up the substrate, so a sturdy filter is essential Plants: Yes, to circulate the water in the aquarium and ensure an adequate oxygen supply. The fish congregate close to fallen trees and branches near river banks in the wild, so in captivity, discus prefer stable environments. ![]() The discus fish inhabits the slow-moving rivers and lakes of the lowland Amazon basin. Captive discus fish have more vibrant colors when water parameters are well-maintained, even though the fish adapt better than wild species to water fluctuations.Īdvertisements Habitat and Tank Requirements This species is challenging to keep in a mixed-species tank due to the discus fish’s low pH, high mineral content, and warm temperature needs. The blue discus is native to the eastern Amazon basin, the green discus is native to the western Amazon basin, and the red discus is native to the Rio Negro area. The discus fish is native to the Amazon river in South America. Patterned hybrids exist in captivity Diet: Omnivore Temperament: Intelligent, peaceful, shy Minimum tank size: 10 gallons per fish, or over 55 gallons for a group of six fish Temperature: 82–88☏ (28–31☌) pH: 6.0–7.0 Hardness: Soft water, 2–8 dGH Care level: Challenging, requires a higher temperature than many other species Breeding: Mouthbrooders Origin tarzoo (green discus) Common names Discus fish, pompadour fish, king of the aquarium Distribution: Amazon river basin, South America Size: 4.6–8 inches Life expectancy: 10–15 years in captivity Color: Wild discus fish are red, blue, or green, and other colors. Advertisements Scientific name: Symphysodon aequifasciatus (blue discus or brown discus), S. ![]()
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