Can Guppy Live With Otocinclus?
✅Compatible
Guppy and Otocinclus Catfish are compatible. Temperature overlap 72–79°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
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Parameter Comparison
| Parameter | Guppy | Otocinclus | Overlap |
|---|---|---|---|
| Temperature | 72–82°F | 70–79°F | 72–79°F ✓ |
| pH Range | 6.8–7.8 | 6–7.5 | 6.8–7.5 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 2.4" | 2" | Similar ✓ |
| Min Tank Size | 11 gal | 11 gal | 20 gal minimum together |
| Diet | Omnivore | Herbivore | — |
| Care Level | beginner | intermediate | — |
Tank Requirements for Guppy + Otocinclus
To keep Guppy and Otocinclus together, you need at minimum a 20 gallon tank. Guppy should be kept in a school of 6+. Otocinclus should be kept in a school of 6+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Guppy
Poecilia reticulata
beginnerpeaceful11+ gal
The Guppy (Poecilia reticulata) is a beginner freshwater species known for its multi-color (varies by strain) coloration. Extremely popular. Top to Mid.
Full care guide →Otocinclus
Otocinclus spp.
intermediatepeaceful11+ gal
The Otocinclus (Otocinclus spp.) is a intermediate freshwater species known for its brown-gray, dark lateral stripe coloration. Small algae eater. Surfaces.
Full care guide →Other Compatible Tank Mates
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