Can Motoro Stingray and Rosy Barb Live Together?

🟢Ideal Tank Mates

Yes, Motoro Stingray and Rosy Barb 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 900 litres is recommended.


At a Glance

Motoro Stingray

Potamotrygon motoro

Rosy Barb

Pethia conchonius

🐠Family Group
Motoro Stingray
Oddballs
Rosy Barb
Cyprinids
Temperament
Motoro Stingray
Semi-Aggressive (5/10)
Rosy Barb
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Motoro Stingray
24–28°C
Rosy Barb
18–25°C
pH Range
✓ Compatible
Motoro Stingray
6–7.5
Rosy Barb
6–8
Hardness (dGH)
✓ Compatible
Motoro Stingray
2–10
Rosy Barb
4–15
Water Type
✓ Compatible
Motoro Stingray
Freshwater Only
Rosy Barb
Freshwater Only
Flow Preference
✓ Compatible
Motoro Stingray
High
Rosy Barb
Moderate
Min Tank Volume
Combined: 900 L
Motoro Stingray
750 L
Rosy Barb
110 L
Swimming Level
Shared: 1 zone
Motoro Stingray
Bottom
Rosy Barb
MiddleBottom
🏷️Behavior Tags
Motoro Stingray
Piscivore (Eats small/nano fish)Shrimp EaterSnail EaterFry PredatorDigger (Disturbs Substrate)
Rosy Barb
Hyperactive / Fast SwimmerFin NipperAggressive Eater (Starves shy fish)Plant Destroyer

Behaviour & Temperament

Motoro Stingray is a moderately assertive species (5/10), while Rosy Barb is generally mild-mannered (3/10). This modest difference means Motoro Stingray may occasionally assert dominance over Rosy Barb.

Motoro Stingray and Rosy Barb both frequent the Bottom (Substrate) region of the setup. This overlap can increase competition for space, so providing ample room and cover is important to keep both species comfortable.

Water Parameters

The safe temperature window for both species falls between 24°C and 25°C. Aim for the midpoint of this range (around 24.5°C) for optimal comfort.

Both fish can tolerate a pH between 6 and 7.5. Maintaining a stable value within this band is more important than hitting an exact number.

For general hardness, the shared comfort zone is 4–10 dGH. Regular testing will ensure conditions stay within this range. An aquarium test kit is recommended for monitoring.

Tank Setup

To house Motoro Stingray and Rosy Barb together, plan for an aquarium of at least 900 litres with a minimum length of 180 cm. This accounts for the larger species' space requirements with an additional 20 % buffer to reduce territorial tension.

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: Sand (Sifters), Smooth Gravel (Sensitive Barbels). Meeting these requirements will help both species thrive.

Both species do well with high (river/stream) water movement, so a standard filtration setup rated for the tank volume should suffice.

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Frequently Asked Questions

Can Motoro Stingray and Rosy Barb live together?

Yes. Motoro Stingray and Rosy Barb are considered ideal tank mates. Their water parameters, temperaments, and behaviour profiles are well matched for a community aquarium.

What size tank do Motoro Stingray and Rosy Barb need?

A minimum of 900 litres (tank length at least 180 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 Motoro Stingray and Rosy Barb together?

Keep the aquarium between 24°C and 25°C. A target of around 24.5°C sits comfortably within both species' preferred ranges.

Are Motoro Stingray or Rosy Barb aggressive?

Motoro Stingray is moderately assertive (5/10) and Rosy Barb is generally mild-mannered (3/10). Their similar temperaments generally lead to a peaceful coexistence.

What pH do Motoro Stingray and Rosy Barb need?

Both species overlap in the 6–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

Will Rosy Barb nip Motoro Stingray's fins?

Rosy Barb is a known fin nipper. If Motoro Stingray has long or flowing fins, there is a real risk of fin damage. Keeping Rosy Barb in a larger group can help redirect nipping behaviour toward conspecifics.


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