Compatibility Overview
Cardinal Tetra and Cherry Shrimp can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
| Factor | Cardinal Tetra | Cherry Shrimp | Verdict |
|---|---|---|---|
| Temperature | 73–82°F | 65–80°F | ✅ 73–80°F |
| pH Range | 4.5–7.0 | 6.5–8.0 | ⚠️ 6.5–7.0 (narrow) |
| Temperament | peaceful | peaceful | ✅ Compatible |
| Adult Size | 1.5 in | 0.8 in | ✅ Similar |
| Min. Group | 6+ | 10+ | See below |
| Min. Tank Size | 55 gallons (for both species) | — | |
✅ Compatibility Positives
⚠️ Caution Points
Species Profiles
Cardinal Tetra — Paracheirodon axelrodi
Brilliant red-and-blue schooling fish from the Rio Negro. Prefers soft, acidic, warm water — a natural companion for discus.
→ Full Cardinal Tetra care guide
Cherry Shrimp — Neocaridina davidi
Bright red freshwater shrimp that are excellent algae cleaners. Very small — at risk from any fish large enough to eat them.
Frequently Asked Questions
Can Cardinal Tetra live with Cherry Shrimp?
Yes, in a well-planned setup. Cardinal Tetra and Cherry Shrimp can generally share an aquarium with appropriate planning. Both species prefer overlapping temperature and pH ranges, and neither poses a major aggression risk to the other. A minimum 55-gallon tank is recommended to provide adequate territory and water volume for both species.
What tank size do I need for Cardinal Tetra and Cherry Shrimp together?
A minimum of 55 gallons is recommended for keeping Cardinal Tetra and Cherry Shrimp together. A larger tank improves water stability and reduces territorial conflict.
What temperature suits both Cardinal Tetra and Cherry Shrimp?
73–80°F
Is a Cardinal Tetra aggressive toward a Cherry Shrimp?
Cardinal Tetra is peaceful and Cherry Shrimp is peaceful. Limited pH overlap (6.5–7.0) — maintain pH carefully within this narrow window.