Semi-Aggressive
Moderate
Rainbow Shark
Epalzeorhynchos frenatum
Minimum Tank
55 Gallons
Adult Size
6 inches
Temperature
72-79°F (22-26°C)
pH Range
6.5-7.5
Lifespan
8 years
About Rainbow Shark
Grey body with red-orange fins. Territorial but less so than red-tail.
Care Requirements
Tank Setup
- • Minimum 55-gallon tank required
- • Temperature: 72-79°F (22-26°C)
- • pH: 6.5 - 7.5
- • Category: Catfish
Diet & Feeding
- • Diet type: Omnivore
- • Feed 1-2 times daily
- • Varied diet recommended
Tank Mate Compatibility
Compatible With
🐟
Larger Fast Fish
🐟
Barbs
🐟
Rainbowfish
Avoid Keeping With
⚠️
Bottom Dwellers
Not compatible
⚠️
Similar Looking Fish
Not compatible
⚠️
Slow Fish
Not compatible
Care Tips
Expert Tips
One per tank, territorial to similar fish, needs space.
Quick Facts
208L
Min Tank (55gal)
15cm
Adult Size (6")
8yr
Lifespan
1+
Can Keep Solo
Build Your Perfect Community Tank
Find compatible tankmates for your Rainbow Shark