Can Motoro Stingray and Siamese Algae Eater Live Together?

🟢Ideal Tank Mates

Yes, Motoro Stingray and Siamese Algae Eater 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

Siamese Algae Eater

Crossocheilus oblongus

🐠Family Group
Motoro Stingray
Oddballs
Siamese Algae Eater
Cyprinids
Temperament
Motoro Stingray
Semi-Aggressive (5/10)
Siamese Algae Eater
Mostly Peaceful (3/10)
Temperature
✓ Compatible
Motoro Stingray
24–28°C
Siamese Algae Eater
22–28°C
pH Range
✓ Compatible
Motoro Stingray
6–7.5
Siamese Algae Eater
6–7.5
Hardness (dGH)
✓ Compatible
Motoro Stingray
2–10
Siamese Algae Eater
5–15
Water Type
✓ Compatible
Motoro Stingray
Freshwater Only
Siamese Algae Eater
Freshwater Only
Flow Preference
✓ Compatible
Motoro Stingray
High
Siamese Algae Eater
Moderate
Min Tank Volume
Combined: 900 L
Motoro Stingray
750 L
Siamese Algae Eater
110 L
Swimming Level
Shared: 1 zone
Motoro Stingray
Bottom
Siamese Algae Eater
BottomMiddle
🏷️Behavior Tags
Motoro Stingray
Piscivore (Eats small/nano fish)Shrimp EaterSnail EaterFry PredatorDigger (Disturbs Substrate)
Siamese Algae Eater
Hyperactive / Fast SwimmerJumper (Lid Required)Aggressive Eater (Starves shy fish)Territorial (Defends specific area)

Behaviour & Temperament

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

Motoro Stingray and Siamese Algae Eater 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.

Worth noting: Siamese Algae Eater 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 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 5–10 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 Siamese Algae Eater 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), Established Algae (Otocinclus), Driftwood (Digestion/Hiding), Plants - lighly covered. 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.

Find the right tank equipment

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

Frequently Asked Questions

Can Motoro Stingray and Siamese Algae Eater live together?

Yes. Motoro Stingray and Siamese Algae Eater 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 Siamese Algae Eater 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 Siamese Algae Eater 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 Motoro Stingray or Siamese Algae Eater aggressive?

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

What pH do Motoro Stingray and Siamese Algae Eater 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.

How do I manage Siamese Algae Eater's territorial behaviour?

Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives Siamese Algae Eater 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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