Optimal tank water temperature for dwarf neon rainbowfish is considered to be 75°F to 82°F (24°C to 28°C) degrees. The same is about tank water acidity and hardness which diverge greatly in various kinds of natural waters and they vary in the following range: for pH – from 6.0 to 7.5 and from 5 to 12 degrees for total water hardness. Neon Dwarf rainbowfish, melanotaenia praecox,is a small freshwater fish species reaching a small size of around 2.5 inches in length. In the freshwater fishkeeping trade, it’s a popular fish that are an inexpensive yet wonderful addition to your aquariums. Dwarf neon rainbowfish are a schooling fish, perfect for a community tank with other fish of similar size and characteristics. Origin and Habitat

Neon rainbowfish are very hardy and any disease in a well-maintained aquarium is highly unlikely. However, there’s no guarantee when it comes to life.

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Neon rainbowfish are omnivores and eat both animal and plant matter. However, in captivity, they should be well fed with high-quality flake or pellet food to maintain good health.

The lifespan of neon rainbowfish is around4 years. However, under optimum conditions, they can live for up tothree to five years in captivity. Care Guide When breeding, please keep the crimson spotted rainbow fish separate from aggressive species because of their calm temperament. The ideal aquarium conditions are a pH of 7 to 8 and temperatures of 72 to 79 degrees Fahrenheit. Investing in a good filter and air pump is necessary for your Dwarf neon rainbowfish tank. These fish species appreciate a highly aerated and oxygenated tank because they are very active and fast swimmers. Therefore, always aim for densely planted aquariums to provide your fish with sufficient cover in the form of tall plants. However, while filling your tank with tall and floating plants, make sure they have a lot of free swimming places available, especially in the middle of the tank. Substrate You should feed them multiple times a day but only if they can consume it within a minute . Common Health ProblemsTo keep the breeding tank clean, I suggest setting up a sponge filterand fine-leaved plants or a spawning mop. Dwarf Neon Rainbowfish are especially susceptible to changes in pH level. That means that any subtle change could cause them to get ill or even die. One of the most common illnesses for a Dwarf Neon Rainbowfish to be found with is Ich. Ich is also known as White Spot Disease; the appearance of white spots on the body of the afflicted fish diagnoses it. If found early, Ich can be treated before it spreads to the rest of the fish in the tank. Dwarf Neon Rainbowfish Tank Mates Knowing when a female rainbow fish is ready to spawn is easy. You only need to observe the males’ behavior during this time. They will chase the female around, and at this time, their color vibrancy is outstanding as they hope to get the attention of the females.