Horsehead
Opsariichthys bidens
Cyprinidae
Moderate
Parameter dashboard
Temperature
5-24 °C
pH
6.5-8
Size
26.1 cm
Lifespan
8 years
Min tank250 L
Price$$$
DietOmnivore
TemperamentPeaceful
OriginAsia
Shrimp-safeYes
Care guide
Opsariichthys bidens requires a tank with a minimum capacity of 250L, and a temperature range of 5.0-24.0°C. The pH level should be between 6.5-8.0. Its diet is unknown.
Tankmate compatibility (sample)
Pairwise screening against other species in the database (prioritizing the same family when data is available).
Review first (10)
Caution or avoid from automated rules — confirm before mixing.
| Species | Assessment | Notes |
|---|---|---|
| Black ruby barb Pethia nigrofasciata Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
| Blackline rasbora Rasbora borapetensis Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Checkered barb Oliotius oligolepis Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
| Cherry barb Puntius titteya Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Chinese barb Barbodes semifasciolatus Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Chinese Bitterling Rhodeus sinensis Caution | Caution | Fish 2x+ larger may eat smaller tankmates Open pair in Compare → |
| Clown rasbora Rasbora kalochroma Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
| Fiveband barb Desmopuntius pentazona Caution | Caution | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
| Chili Rasbora Boraras brigittae Avoid | Avoid | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping temperature ranges cannot coexist Open pair in Compare → |
| Dwarf rasbora Boraras maculatus Avoid | Avoid | Fish 2x+ larger may eat smaller tankmates · Species with non-overlapping temperature ranges cannot coexist · Species with non-overlapping pH ranges may not thrive together Open pair in Compare → |
2 species with compatible assessment in this sampleCollapse to hide the list; use “Open pair in Compare” for the full matrix.
| Species | Assessment | Notes |
|---|---|---|
| Denison barb Sahyadria denisonii Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
| Flying fox Epalzeorhynchos kalopterus Compatible | Compatible | No rule-based conflicts detected for this pair. Open pair in Compare → |
Same rule engine as Compare. Not a substitute for observation, tank size, or acclimation.
Related species
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