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The celestial pearl danio, also known as the galaxy rasbora or Microrasbora erythromicron, is a small and attractive freshwater fish that is popular among aquarists. If you're interested in breeding celestial pearl danio, here are a few tips to help you get started:
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Set up a breeding tank: Celestial pearl danio are small fish that do well in small groups, so a breeding tank of 10-20 gallons is sufficient. The tank should have a fine substrate, such as sand or fine gravel, and plenty of hiding places in the form of plants, caves, or other decorations.
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Provide the right conditions: Celestial pearl danio prefer a well-oxygenated, slightly acidic environment with a pH of 6-7 and a temperature of 72-78 degrees Fahrenheit. They also require a high-quality diet rich in live or frozen foods, such as brine shrimp, daphnia, and mosquito larvae.
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Choose healthy, compatible fish: It is important to select healthy, compatible fish for breeding. Celestial pearl danio are generally peaceful and can be kept in small groups, but it is important to ensure that the fish are of similar size and age.
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Encourage breeding behavior: To encourage breeding behavior, you can mimic the natural conditions of the celestial pearl danio's habitat by providing a cooler period followed by a warmer period, which will stimulate the fish to breed. You can also provide plenty of live or frozen foods to provide the necessary nutrients for the fish to produce eggs.
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Separate the fry: Once the eggs are laid, they should hatch within 3-5 days. It is important to separate the fry from the adults, as they are small and vulnerable to being eaten by their parents or other tankmates. The fry can be raised on a diet of infusoria or other small live or frozen foods until they are large enough to accept larger foods.
Breeding celestial pearl danio can be a rewarding and enjoyable hobby, and with proper care and attention, you can successfully produce healthy offspring. It is important to have a good understanding of the specific care requirements of these fish and to be prepared for the challenges and responsibilities that come with breeding any species.