EMERALD DWARF RASBORA (Celestichthys erythromicron) 2404

Emerald Dwarf Rasbora for Sale in Canada

The Emerald Dwarf Rasbora (Celestichthys erythromicron) is a rare and beautiful nano schooling fish known for its shimmering emerald-green body and delicate striped pattern. This peaceful species is highly valued by aquascapers and nano aquarium enthusiasts across Canada due to its compact size, subtle coloration, and elegant movement within planted aquariums. Emerald Dwarf Rasbora Canada

Native to Lake Inle in Myanmar, this species thrives in calm, shallow, heavily vegetated waters. In home aquariums, it performs best in stable, planted environments where it can safely school and display its natural behavior.

Why Choose Emerald Dwarf Rasboras?

This species offers refined beauty and is perfect for detailed aquascapes and nano setups.

Shimmering Emerald Green Coloration

The defining feature of Celestichthys erythromicron is its glowing emerald-green body that shimmers under aquarium lighting. Fine vertical striping adds texture and contrast, making the fish appear even more detailed as it moves through planted areas.

Males tend to show slightly stronger coloration, especially in mature, well-conditioned groups.

Tiny Size with Elegant Movement

At just over 1 inch in size, Emerald Dwarf Rasboras are ideal for nano aquariums. Their gentle, darting swimming style blends beautifully into mosses, plants, and driftwood layouts.

Despite their small size, they create a strong visual presence when kept in proper groups.

Ideal Tank Mates for Emerald Dwarf Rasboras

These fish are peaceful and do best in carefully chosen nano community setups.

Compatible Tank Mates

• Celestial Pearl Danios
• Chili Rasboras
• Pygmy Corydoras
• Norman’s Lampeye Killifish
• Otocinclus
• Neocaridina shrimp
• Amano shrimp
• Other micro nano fish

Avoid large or fast fish that may stress or outcompete them.

Ideal Aquarium Setup

Emerald Dwarf Rasboras require stable, heavily planted aquariums to thrive.

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

Moss, fine-leaf plants, and shaded areas help them feel secure and bring out natural behavior.

Feeding Requirements

These rasboras are micropredators and require very small foods.

Recommended Foods

• Micro pellets
• Crushed flakes
• Baby brine shrimp
• Cyclops
• Daphnia
• Frozen micro foods
• Live foods when available

Frequent small feedings support coloration and health.

Behavior and Schooling

Emerald Dwarf Rasboras are peaceful and slightly shy, becoming more active and confident in groups. They typically occupy the mid-to-lower water levels and spend time weaving through plants.

In well-established groups, they show gentle schooling behavior with subtle social interaction rather than tight formation schooling.

Why Buy Emerald Dwarf Rasboras from Monster Aquarium Canada?

Monster Aquarium Canada supplies healthy, high-quality Emerald Dwarf Rasboras selected for coloration, health, and stability. Each fish is carefully acclimated to ensure a smooth transition into home aquariums across Canada.

Whether you’re building a nano aquascape, planted shrimp tank, or rare species display, Celestichthys erythromicron offers delicate beauty and refined elegance.

Frequently Asked Questions

How big do Emerald Dwarf Rasboras get?

They typically grow to about 1–1.2 inches (2.5–3 cm).

How many should be kept together?

A group of at least 8–12 is recommended for natural behavior and confidence.

Are they beginner-friendly?

They are suitable for intermediate beginners with stable planted aquariums.

Can they live with shrimp?

Yes. They are generally shrimp-safe.

What makes them unique?

Their emerald-green shimmer and delicate patterning make them one of the most elegant nano rasboras in the hobby.