Epalzeorhynchos bicolor (Red Tail Shark) Live Freshwater Fish
Epalzeorhynchos bicolor, commonly known as the Red Tail Shark, is a bold and eye-catching freshwater fish known for its deep black body and vibrant red tail. Native to Thailand, this species is a favorite among aquarists seeking a statement fish with personality.
Red Tail Sharks are territorial but hardy, making them best suited for larger community aquariums with plenty of swimming space, hiding spots, and defined territories. When housed appropriately, they are active, long-lived, and incredibly rewarding to keep.
Key Characteristics
Striking black body with bright red tail
Hardy and adaptable
Active bottom-to-mid level swimmer
Long lifespan with proper care
Excellent centerpiece fish for large tanks
Care Requirements
- Difficulty: Easy to Moderate
- Temperament: Semi-aggressive / territorial
- Adult Size: Up to 6 inches
- Tank Size: 55 gallons or larger recommended
- Temperature: 7279°F
- pH: 6.57.5
- Diet: Omnivore (pellets, wafers, frozen foods, vegetables)
⚠️ Best kept one per tank unless aquarium is very large with ample territories.
Tank Compatibility
Good Tankmates:
- Larger barbs
- Rainbowfish
- Danios
- Peaceful cichlids
- Loaches (with ample space)
Avoid:
- Other shark species
- Similar-looking bottom dwellers
- Slow or long-finned fish
Ideal For
- Large community aquariums
- Aquarists wanting a bold centerpiece fish
- Tanks with driftwood, rocks, and caves
- Experienced beginners to intermediate hobbyists
Product Details
- Scientific Name: Epalzeorhynchos bicolor
- Common Name: Red Tail Shark
- Origin: Thailand
- Aquarium Type: Freshwater
- Diet: Omnivore
- Temperament: Semi-aggressive
FAQs Red Tail Shark
Q: Can Red Tail Sharks be kept together?
A: Typically no. They are territorial and usually should be kept singly unless in very large tanks.
Q: Are they algae eaters?
A: They will graze on algae occasionally but should not be relied on for algae control.
Q: Are Red Tail Sharks beginner-friendly?
A: Yes, with proper tank size and compatible tankmates.
Q: How long do they live?
A: With good care, they can live 58 years.
Q: Do they need hiding spots?
A: Absolutely. Caves, driftwood, and plants help reduce stress and aggression.
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