Can Otocinclus Catfish Live With Chili Rasbora?
Otocinclus Catfish and Chili Rasbora are compatible. Temperature overlap 72–79°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Otocinclus Catfish | Chili Rasbora | Overlap |
|---|---|---|---|
| Temperature | 72–79°F | 72–82°F | 72–79°F ✓ |
| pH Range | 6–7.5 | 4–7 | 6–7 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 0.8" | Similar ✓ |
| Min Tank Size | 10 gal | 5 gal | 20 gal minimum together |
| Diet | Herbivore | Micro-omnivore | — |
| Care Level | intermediate | intermediate | — |
Tank Requirements for Otocinclus Catfish + Chili Rasbora
To keep Otocinclus Catfish and Chili Rasbora together, you need at minimum a 20 gallon tank. Otocinclus Catfish should be kept in a school of 6+. Chili Rasbora should be kept in a school of 8+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Otocinclus Catfish
Otocinclus spp.
Otocinclus catfish (otos) are tiny, peaceful algae eaters that are incredibly effective at controlling soft green algae and diatoms in planted tanks. They are the gold standard for planted tank algae control, often preferred over larger plecos. However, they are somewhat delicate and require established, well-maintained aquariums.
Full care guide →Chili Rasbora
Boraras brigittae
The Chili Rasbora (Boraras brigittae) is a intermediate-level freshwater fish growing to 0.8 inches. Peaceful temperament, minimum 5 gallon tank.
Full care guide →