
Houou
Houou is one of the most spectacular medaka varieties, combining a striking red, white, and black tricolor pattern with elegantly flowing long fins. Its fins spread out gracefully, reminiscent of a mythical phoenix in flight, and paired with the intricate, layered coloration, no two individuals look quite alike. As an advanced-level variety, Houou calls for careful attention to water quality and tank conditions to keep those long fins in top shape. For hobbyists who have grown comfortable with medaka care, Houou offers a rewarding next challenge and a true collector's centerpiece.
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Houou key facts
- Care level
- Advanced
- Lifespan
- 2-3 years
- Size
- 3-4cm
- Temperature
- 5〜30℃
- Diet
- Medaka pellets, daphnia, brine shrimp
- Container
- Side-view tank to enjoy fin and color beauty
- Flow
- Minimize flow to protect long fins
- Temperature
- 5-30°C (optimal 20-28°C)
- Breeding
- Fixing tricolor x long fin is highly difficult — strict selection required
- Notes
- High-quality individuals are rare and expensive
About Houou
Houou is an advanced-level medaka variety featuring a red, white, and black tricolor pattern with elegant long fins — a true collector's piece.
7 things to know before welcoming a Houou
1Advanced-Level Care
Houou requires careful attention to water quality and temperature stability to maintain its vivid coloration and fin beauty, making it best suited for experienced keepers. It's recommended to gain general medaka-keeping experience first. Daily observation helps you catch any changes in condition early.
2Caring for Long Fins
The long, flowing fins that make Houou so striking are delicate and can tear easily on tank decorations or through contact with other fish. Keeping the tank layout simple and free of snagging hazards helps protect these beautiful fins.
3Lifespan of 2–3 Years
Houou typically lives around 2 to 3 years. Keeping water temperature and quality stable, and adjusting care with the seasons, helps support a long, healthy life.
4Adult Size of 3–4cm
Adults reach roughly 3 to 4cm in body length. With their long fins, they tend to appear even larger and more striking in the tank. Keep this in mind when planning tank size and tankmates.
5Enjoying Complex Coloration
The highlight of Houou is its intricate blend of red, white, and black, with each individual displaying a unique pattern. Even within the same variety, comparing the differences between fish is part of the enjoyment.
6Choosing Tankmates Carefully
Because the long fins can be nipped or tangled by other fish, tankmates and tank layout should be chosen with care. Keeping Houou alongside other long-finned varieties tends to result in a calmer environment.
7Preparing Your Tank in Advance
It's important to have your tank fully cycled and water conditions stable before bringing Houou home. Prepare a layout with smooth materials that won't snag the fins, and avoid sudden changes in water quality when introducing them.
Frequently asked questions about Houou
- Q.Can beginners keep Houou medaka?
- A.Houou is considered an advanced-level variety. Maintaining its long fins and vivid coloration benefits from experience managing water quality and temperature, so it's recommended to first gain confidence with a hardier variety before taking on Houou.
- Q.Where does the name "Houou" come from?
- A.The name "Houou" refers to the mythical phoenix bird, inspired by the way its long fins spread out gracefully, much like the phoenix's wings.
- Q.How long do Houou medaka live?
- A.They generally live around 2 to 3 years. While this varies by individual, maintaining stable water quality and temperature supports their long-term health.
- Q.How big do Houou medaka grow?
- A.Adults grow to roughly 3 to 4cm in body length. Due to their long fins, they often appear larger and more striking than the measurement suggests.
- Q.What should I watch out for when keeping Houou?
- A.The main thing to watch is caring for the long fins, which can be easily damaged by tank decorations or contact with other fish. Choosing a simple layout and calm tankmates is important.
Useful tools for Houou care
Learn more about Houou in the encyclopedia
View Houou encyclopedia entry →
Care difficulty, lifespan, size and diet — all basics covered.
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