Emerald rasboras, also known as celestial pearl danios or Microrasbora erythromicron, are a popular choice for freshwater aquariums thanks to their vibrant colors, peaceful nature, and small size. Here's what you might want to know about them:
Appearance:
Size: They reach a maximum length of about 1.5 inches, making them ideal for nano tanks and smaller aquariums.
Color: Adults have a stunning iridescent body that shimmers with shades of orange, pink, and green. They have a striking turquoise stripe running along their sides, which can appear purple in certain lighting.
Fins: Their fins are transparent, further enhancing their delicate appearance.
Behavior:
Peaceful: These are schooling fish and thrive in groups of 6 or more. They are peaceful towards other fish species and are ideal for community tanks.
Active: They are constantly swimming and exploring their environment, adding a liveliness to the aquarium.
Bottom dwellers: They spend most of their time near the bottom of the tank, foraging for food among plants and rocks.
Care:
Water parameters: They prefer slightly acidic water with a pH between 6.0 and 7.5, a temperature range of 70-78°F, and moderate water hardness.
Tank setup: A well-planted tank with plenty of hiding places is ideal. They appreciate driftwood, rocks, and soft substrate like sand.
Diet: They are omnivores and will eat a variety of foods, including flake food, brine shrimp, and bloodworms. Live food can be a good treat.
Additional facts:
Lifespan: They can live up to 3-5 years with proper care.
Breeding: They are relatively easy to breed in captivity, but it requires a separate breeding tank.
Overall, emerald rasboras are beautiful, peaceful, and easy-to-care-for fish that make a great addition to many freshwater aquariums.
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