Rainbow Shark (Epalzeorhynchos frenatum) for Sale in Canada

The Rainbow Shark (Epalzeorhynchos frenatum) is one of the most popular freshwater “shark” fish in the aquarium hobby, loved for its sleek body shape, bright red fins, and energetic personality. Although it is not a true shark, this Southeast Asian freshwater species gets its name from its shark-like appearance and confident swimming style.

Known as the Red Fin Shark or Ruby Shark, the Rainbow Shark is an excellent choice for experienced aquarists looking for an active and colourful addition to a freshwater aquarium. Its dark body, vibrant red fins, and algae-grazing behaviour make it a standout fish in planted and community aquarium setups.

Monster Aquarium Canada proudly offers healthy Rainbow Shark (Epalzeorhynchos frenatum) with professional live fish shipping throughout Canada.

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Why Choose Rainbow Shark?

A Classic Freshwater Aquarium Favourite

Rainbow Sharks are valued for their:

Unique Features

• Deep grey-black body coloration
• Bright red-orange fins
• Shark-like streamlined shape
• Active swimming behaviour
• Natural algae grazing
• Hardy freshwater species
• Long lifespan
• Attractive addition to planted aquariums

Their bold appearance and personality make them one of the most recognizable freshwater shark species.

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Care Requirements

Aquarium Size

A minimum 55-gallon aquarium is recommended for an adult Rainbow Shark.

Recommended aquarium setup:

• Rock caves
• Driftwood
• Live plants
• Open swimming areas
• Sandy or fine gravel substrate
• Strong filtration
• Defined territories

Providing hiding areas helps reduce stress and territorial behaviour.

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Water Parameters

• Scientific Name: Epalzeorhynchos frenatum
• Common Name: Rainbow Shark, Red Fin Shark, Ruby Shark
• Family: Cyprinidae
• Adult Size: Approximately 5–6 inches (12–15 cm)
• Temperature: 22–28°C (72–82°F)
• pH: 6.5–7.5
• Water Hardness: Soft to Moderately Hard
• Care Level: Intermediate
• Temperament: Semi-Aggressive
• Diet: Omnivore
• Origin: Thailand, Cambodia, Laos, Southeast Asia
• Lifespan: 5–8+ years

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Feeding Your Rainbow Shark

Rainbow Sharks are omnivores and benefit from a varied diet.

Recommended Foods

• Algae wafers
• Spirulina pellets
• Vegetable-based foods
• Sinking pellets
• Blanched zucchini
• Cucumber
• Spinach
• Bloodworms
• Brine shrimp
• Frozen foods

A balanced diet supports healthy growth, strong colour, and natural grazing behaviour.

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Ideal Aquarium Setup

Rainbow Sharks prefer river-style aquarium environments.

Recommended Features

• Driftwood structures
• Rock caves
• Plants
• Moderate water flow
• Open swimming areas
• Clean oxygen-rich water

They enjoy having a territory to explore and defend.

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Compatible Tank Mates

Suitable companions include:

• Barbs
• Rainbowfish
• Gouramis
• Larger Tetras
• Danios
• Loaches
• Corydoras
• Peaceful community fish

Avoid:

• Other Rainbow Sharks
• Red Tail Sharks
• Similar bottom-dwelling territorial fish
• Very small slow-moving fish

Rainbow Sharks can become territorial, especially toward similar species.

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Why Buy Rainbow Shark from Monster Aquarium Canada?

Premium Healthy Specimens

Every Rainbow Shark is selected for:

• Vibrant red fin coloration
• Strong body condition
• Active swimming behaviour
• Healthy appetite
• Premium quality standards

Professional Live Fish Shipping Across Canada

Monster Aquarium Canada carefully packages every Rainbow Shark using professional live fish shipping methods to help ensure safe arrival throughout Canada.

Canada’s Trusted Aquarium Supplier

Monster Aquarium Canada specializes in freshwater fish, rare aquarium species, monster fish, tropical community fish, aquarium supplies, premium fish foods, aquatic medications, and accessories for Canadian aquarium enthusiasts.

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Frequently Asked Questions

1. Is a Rainbow Shark a real shark?

No. Rainbow Sharks are freshwater cyprinid fish that have a shark-like body shape and swimming style.

2. How large does a Rainbow Shark grow?

Rainbow Sharks usually reach 5–6 inches (12–15 cm) as adults.

3. Are Rainbow Sharks aggressive?

They are semi-aggressive and territorial, especially toward other shark-like fish.

4. Can Rainbow Sharks live in planted aquariums?

Yes. They are excellent for planted aquariums with caves, driftwood, and hiding areas.

5. Does Monster Aquarium Canada ship Rainbow Sharks?

Yes. Monster Aquarium Canada provides professional live fish shipping across Canada, ensuring your Rainbow Shark arrives healthy and ready for its new aquarium.