Can Pygmy Corydoras Live With Royal Gramma?
❌Not Compatible
Incompatible pH. Pygmy Corydoras needs 6.0–7.5, Royal Gramma needs 8.1–8.4.
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Parameter Comparison
| Parameter | Pygmy Corydoras | Royal Gramma | Overlap |
|---|---|---|---|
| Temperature | 72–79°F | 75–79°F | 75–79°F ✓ |
| pH Range | 6–7.5 | 8.1–8.4 | No overlap ✗ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 1.2" | 3.1" | Similar ✓ |
| Min Tank Size | 5 gal | 30 gal | 20 gal minimum together |
| Diet | Omnivore | Carnivore | — |
| Care Level | beginner | beginner | — |
Species Profiles
Pygmy Corydoras
Corydoras pygmaeus
beginnerpeaceful5+ gal
The Pygmy Corydoras (Corydoras pygmaeus) is a beginner freshwater species known for its silver-gray, dark lateral line coloration. One of the smallest cory species. Mid to Bottom.
Full care guide →Royal Gramma
Gramma loreto
beginnerpeaceful30+ gal
The Royal Gramma (Gramma loreto) is a beginner saltwater species known for its purple (front), yellow (rear) coloration. Purple/yellow bicolor. Bottom to Mid.
Full care guide →Other Compatible Tank Mates
For Pygmy Corydoras:
For Royal Gramma:
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