Can American Grass Shrimp and Exquisite Rainbowfish Live Together?
Yes, American Grass Shrimp and Exquisite Rainbowfish are ideal tank mates. Both species share compatible water parameters and peaceful temperaments, making them well-suited for a community aquarium. A minimum tank size of 110 litres is recommended.
At a Glance
Can your tank handle American Grass Shrimp and Exquisite Rainbowfish?
Compatibility is only part of the answer. Test both fish with your real tank size, current stock, and maintenance needs to see if you have enough space and a safe stocking level before you add them.
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Behaviour & Temperament
American Grass Shrimp is a peaceful species (1/10), while Exquisite Rainbowfish is peaceful (2/10). This modest difference means Exquisite Rainbowfish may occasionally assert dominance over American Grass Shrimp.
American Grass Shrimp and Exquisite Rainbowfish both frequent the Middle (Open Water) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.
Worth noting: American Grass Shrimp is a known jumper, so a tight-fitting lid is essential.
Water Parameters
The safe temperature window for both species falls between 24°C and 28°C. Aim for the midpoint of this range (around 26.0°C) for optimal comfort.
Both fish can tolerate a pH between 7 and 8. Maintaining a stable value within this band is more important than hitting an exact number.
For general hardness, the shared comfort zone is 5–15 dGH. Regular testing will ensure conditions stay within this range.
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Tank Setup
To house American Grass Shrimp and Exquisite Rainbowfish together, plan for an aquarium of at least 110 litres with a minimum length of 90 cm. This recommendation combines the stricter species minimums with a community-load allowance so the pairing has realistic long-term space and filtration headroom.
Providing a mix of open swimming space and sheltered areas with rocks, driftwood, or plants will keep both species comfortable and allow natural behaviour.
Specific environmental needs for this combination include: Plants - Densely covered, Leaf Litter/Blackwater. Meeting these requirements will help both species thrive.
Both species do well with moderate (standard) water movement, so a standard filtration setup rated for the tank volume should suffice.
Suitable Tank Sizes
Standard aquarium sizes large enough for both American Grass Shrimp and Exquisite Rainbowfish.
30 Gallon Breeder
40 Gallon Breeder
55 Gallon Standard
60 Gallon Breeder
75 Gallon Standard
90 Gallon Standard
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Frequently Asked Questions
Can American Grass Shrimp and Exquisite Rainbowfish live together?
Yes. American Grass Shrimp and Exquisite Rainbowfish are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.
What size tank do American Grass Shrimp and Exquisite Rainbowfish need?
A minimum of 110 litres (tank length at least 90 cm) is recommended. This provides enough space for both species to establish their own areas and reduces the likelihood of territorial disputes.
What water temperature is best for American Grass Shrimp and Exquisite Rainbowfish together?
Keep the aquarium between 24°C and 28°C. A target of around 26.0°C sits comfortably within both species' preferred ranges.
Are American Grass Shrimp or Exquisite Rainbowfish aggressive?
American Grass Shrimp is peaceful (1/10) and Exquisite Rainbowfish is peaceful (2/10). Their similar temperaments generally lead to a peaceful coexistence.
What pH do American Grass Shrimp and Exquisite Rainbowfish need?
Both species overlap in the 7–8 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.
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