Can Motoro Stingray and Scarlet Badis Live Together?

🔴Not Recommended

Motoro Stingray and Scarlet Badis are not recommended as tank mates due to piscivorous fish will prey on nano-sized tank mates.. Housing these species together is likely to result in stress, health problems, or direct harm to one or both fish.


At a Glance

Motoro Stingray

Potamotrygon motoro

Scarlet Badis

Dario dario

🐠Family Group
Motoro Stingray
Oddballs
Scarlet Badis
Other
Temperament
Motoro Stingray
Semi-Aggressive (5/10)
Scarlet Badis
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Motoro Stingray
24–28°C
Scarlet Badis
18–26°C
pH Range
✓ Compatible
Motoro Stingray
6–7.5
Scarlet Badis
6.5–8.5
Hardness (dGH)
✓ Compatible
Motoro Stingray
2–10
Scarlet Badis
4–20
Water Type
✓ Compatible
Motoro Stingray
Freshwater Only
Scarlet Badis
Freshwater Only
Flow Preference
✗ No overlap
Motoro Stingray
High
Scarlet Badis
Low
Min Tank Volume
Combined: 900 L
Motoro Stingray
750 L
Scarlet Badis
20 L
Swimming Level
Shared: 1 zone
Motoro Stingray
Bottom
Scarlet Badis
MiddleBottom
🏷️Behavior Tags
Motoro Stingray
Piscivore (Eats small/nano fish)Shrimp EaterSnail EaterFry PredatorDigger (Disturbs Substrate)
Scarlet Badis
Nano / Bite-sized (Predation Risk)Shrimp EaterFry PredatorShy / Slow Moving (Easily Stressed)Aggressive to same species/look-alikesTerritorial (Defends specific area)

Behaviour & Temperament

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

Motoro Stingray and Scarlet Badis 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.

There is a critical concern: the Piscivore (Eats small/nano fish) behaviour of one fish directly conflicts with the Nano / Bite-sized (Predation Risk) trait of the other — piscivorous fish will prey on nano-sized tank mates..

Additional behavioural considerations to keep in mind: Shrimp eaters may also prey on very small nano fish.

Water Parameters

The safe temperature window for both species falls between 24°C and 26°C. Aim for the midpoint of this range (around 25.0°C) for optimal comfort.

Both fish can tolerate a pH between 6.5 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 Scarlet Badis 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), Plants - Densely covered, Plants - lighly covered. Meeting these requirements will help both species thrive.

Motoro Stingray prefers High (River/Stream) flow while Scarlet Badis needs Low (Still Water) flow. Consider positioning filter outlets and using baffles to create zones of different current intensity within the same tank.

Find the right tank equipment

Browse tanks, décor, and equipment suited for this setup.

Diet & Feeding

Feeding time deserves special attention with this pairing. Motoro Stingray is a known shrimp eater and may prey on small invertebrates or nano fish like Scarlet Badis.

Frequently Asked Questions

Can Motoro Stingray and Scarlet Badis live together?

No. This combination is not recommended. Key incompatibilities — such as critical behavioural conflicts — make cohabitation unsafe.

What size tank do Motoro Stingray and Scarlet Badis 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 Scarlet Badis together?

Keep the aquarium between 24°C and 26°C. A target of around 25.0°C sits comfortably within both species' preferred ranges.

Are Motoro Stingray or Scarlet Badis aggressive?

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

What pH do Motoro Stingray and Scarlet Badis need?

Both species overlap in the 6.5–7.5 pH range. Consistency is key — avoid sudden swings, and test regularly to stay within this window.

How do I manage Scarlet Badis's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Scarlet Badis space to claim a territory without encroaching on the other fish's area. Adding décor that divides the tank into distinct zones works especially well.


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