CELESTIAL PEARL DANIO GALAXY RASBORA (Celestichthys margaritatus)
Celestial Pearl Danio for Sale in Canada
The Celestial Pearl Danio (Celestichthys margaritatus), commonly known as the Galaxy Rasbora, is one of the most stunning nano freshwater fish in the aquarium hobby. Famous for its deep blue body covered in pearl-like white spots and bright orange-red fins, this tiny species is highly sought after by aquascapers and planted tank enthusiasts across Canada. Celestial Pearl Danio Canada
Native to small, shallow ponds in Myanmar, this species thrives in calm, heavily planted environments. When kept in proper groups, they display calm schooling behavior and vibrant coloration that looks like a living constellation moving through the aquarium.
Why Choose Celestial Pearl Danios?
This species is prized for its incredible coloration and compact size, making it ideal for nano aquariums.
Galaxy-Like Blue Body with Pearl Spots
The most iconic feature of Celestichthys margaritatus is its dark blue body covered in shimmering white spots that resemble stars in a night sky. Males also develop vivid red-orange fins that contrast beautifully with the deep body coloration.
Under aquarium lighting, their colors become even more intense, especially in planted aquascapes.
Small Size, Big Visual Impact
Despite reaching only about 1 inch in size, Celestial Pearl Danios create a powerful visual impact when kept in groups. Their slow, graceful movement adds elegance to nano tanks and aquascapes.
Ideal Tank Mates for Celestial Pearl Danios
These fish are peaceful but can be shy, so tank mates must be carefully chosen.
Compatible Tank Mates
- Pygmy Corydoras
- Chili Rasboras
- Ember Tetras
- Norman’s Lampeye Killifish
- Shrimp (Neocaridina, Amano)
- Otocinclus
- Other small peaceful nano fish
Avoid large, fast, or aggressive species that may outcompete them for food.
Ideal Aquarium Setup
Celestial Pearl Danios thrive in stable, heavily planted aquariums with low stress environments.
Recommended Tank Conditions
- Temperature: 72°F – 78°F (22°C – 26°C)
- pH: 6.5 – 7.5
- Soft to moderately hard water
- Low flow preferred
- Heavily planted aquarium essential
- Minimum group size: 8–12 fish
Dense plants, moss, and floating cover help them feel secure and display better coloration.
Feeding Requirements
Celestial Pearl Danios are micropredators and require small, high-quality foods.
Recommended Foods
- Micro pellets
- Crushed flakes
- Baby brine shrimp
- Cyclops
- Daphnia
- Frozen micro foods
- Live foods when available
Frequent small feedings are ideal for maintaining health and condition.
Behavior and Schooling
Celestial Pearl Danios are peaceful, slightly shy fish that become more confident in groups. They spend most of their time in the mid to lower levels of the aquarium, gently exploring plants and open spaces.
Males may display mild territorial behavior, but this is usually non-aggressive in properly sized groups.
Why Buy Celestial Pearl Danios from Monster Aquarium Canada?
Monster Aquarium Canada provides healthy, high-quality Celestial Pearl Danios selected for strong coloration, activity, and overall condition. Each fish is carefully acclimated to ensure safe introduction into home aquariums across Canada.
Whether you’re building a nano aquascape, planted shrimp tank, or peaceful community setup, Celestichthys margaritatus offers unmatched beauty in a tiny package.
Frequently Asked Questions
How big do Celestial Pearl Danios get?
They typically grow to about 1 inch (2.5 cm).
How many should be kept together?
A group of at least 8–12 is recommended for confidence and natural behavior.
Are they good for beginners?
Yes, but they require stable, planted aquarium conditions.
Can they live with shrimp?
Yes. They are generally shrimp-safe, especially with adult shrimp.
Why are they called Galaxy Rasboras?
Their spotted pattern resembles a star-filled galaxy, giving them their popular nickname.





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