Can Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) Live Together?
Keeping Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) together is possible but requires caution, though some care is needed. Provide a spacious tank of at least 110 litres with plenty of hiding spots to reduce stress. Monitor behaviour closely, especially during the first few weeks.
At a Glance
Can your tank handle Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow)?
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
Black Ruby Barb is a generally mild-mannered species (3/10), while False Siamese Algae Eater (Stonelapping Minnow) is moderately assertive (5/10). This modest difference means False Siamese Algae Eater (Stonelapping Minnow) may occasionally assert dominance over Black Ruby Barb.
Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) 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: False Siamese Algae Eater (Stonelapping Minnow) is a known jumper, so a tight-fitting lid is essential.
To improve the chances of a peaceful coexistence in this community tank: Provide a significantly larger tank (at least 50% more volume than the minimum) to allow both Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) to establish separate territories. Add plenty of line-of-sight breaks using driftwood, rocks, and dense planting to reduce territorial confrontations.
Water Parameters
The safe temperature window for both species falls between 20°C and 26°C. Aim for the midpoint of this range (around 23.0°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 2–15 dGH. Regular testing will ensure conditions stay within this range.
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Tank Setup
To house Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) 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.
Because this pairing requires extra vigilance, include plenty of hiding spots — caves, driftwood, and dense plant clusters — so the less dominant fish can retreat when needed.
Specific environmental needs for this combination include: Plants - Densely covered, Leaf Litter/Blackwater, Driftwood (Digestion/Hiding), Established Algae (Otocinclus), Smooth Gravel (Sensitive Barbels). 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 Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow).
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 Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) live together?
They can coexist, but the pairing requires careful monitoring. Provide ample space (at least 110 litres), plenty of hiding spots, and watch for signs of stress or aggression.
What size tank do Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) 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 Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) together?
Keep the aquarium between 20°C and 26°C. A target of around 23.0°C sits comfortably within both species' preferred ranges.
Are Black Ruby Barb or False Siamese Algae Eater (Stonelapping Minnow) aggressive?
Black Ruby Barb is generally mild-mannered (3/10) and False Siamese Algae Eater (Stonelapping Minnow) is moderately assertive (5/10). Their similar temperaments generally lead to a peaceful coexistence.
What pH do Black Ruby Barb and False Siamese Algae Eater (Stonelapping Minnow) 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 False Siamese Algae Eater (Stonelapping Minnow)'s territorial behaviour?
Provide line-of-sight breaks using rocks, driftwood, and dense planting. A larger tank gives False Siamese Algae Eater (Stonelapping Minnow) 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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