Can Otocinclus Catfish Live With Glass Catfish?
Otocinclus Catfish and Glass Catfish are compatible. Temperature overlap 75–79°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Otocinclus Catfish | Glass Catfish | Overlap |
|---|---|---|---|
| Temperature | 72–79°F | 75–80°F | 75–79°F ✓ |
| pH Range | 6–7.5 | 6.5–7 | 6.5–7 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2" | 5" | Similar ✓ |
| Min Tank Size | 10 gal | 20 gal | 20 gal minimum together |
| Diet | Herbivore | Carnivore | — |
| Care Level | intermediate | intermediate | — |
Tank Requirements for Otocinclus Catfish + Glass Catfish
To keep Otocinclus Catfish and Glass Catfish together, you need at minimum a 20 gallon tank. Otocinclus Catfish should be kept in a school of 6+. Glass Catfish should be kept in a school of 5+. 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 →Glass Catfish
Kryptopterus vitreolus
The Glass Catfish (Kryptopterus vitreolus) is a intermediate-level freshwater fish growing to 5 inches. Peaceful temperament, minimum 20 gallon tank.
Full care guide →