4 Rainbow Shark small

Rainbow Shark (Epalzeorhynchos frenatum)

The Rainbow Shark is a popular freshwater aquarium fish known for its sleek, torpedo-shaped body, dark-colored body, and vibrant red or orange fins. Despite its name, it is not a true shark but a member of the carp family. Native to rivers in Thailand, Cambodia, and Vietnam, Rainbow Sharks are energetic swimmers and can be semi-aggressive, especially toward similar-looking tankmates.

Care Level: Moderate

Temperament: Semi-aggressive, territorial

Diet: Omnivore

Origin: Southeast Asia (Thailand, Cambodia, Vietnam)

Adult Size: 6 inches

Temperature: 72–79°F

pH: 6.5–7.5

Minimum Tank Size: 55 gallons

Rainbow Sharks prefer a tank with plenty of swimming space, caves, and hiding spots. They are best kept singly or in a very large tank with multiple individuals to reduce territorial behavior.

Diet should include high-quality flakes, pellets, and frozen or live foods like bloodworms, brine shrimp, and vegetables. Feeding a varied diet helps maintain their vibrant coloration.

Assortment includes a mix of colors and patterns; Exact colors and markings will vary; Stock photo used; fish received may differ. 🐟

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Domestic shipping only! Sorry, we cannot ship to anyone in Hawaii & Washington State.

We ship on Monday, Tuesday, and Wednesday via USPS Priority Mail. Once we get your order, we will ship it within 1 to 5 business days. For the safety of the animals, we do not ship aquatic life on Thursday and Friday. We do not want live aquatic animals sitting in USPS warehouse over the weekend. Thank you for your understanding.

Any orders placed before 12:00 PM on Tuesday will be shipped out that same week. orders placed after 12:00 PM on Tuesday will now be processed the following week

Male/Female: Will be picked at random (no custom orders)

Note: color may be slightly off from photo.

We placed a penny at the corner of the tank so you can have an idea of the size of the fish.

Guaranteed to arrive alive you have one hour of delivery to report any death. You must take a picture while the fish is dead in the bag before it’s opened.

Fish’s color might be off first 3 days due to shipping and stressed fish.

we do not refund shipping costs