Compatibility check
Can Platy and Pygmy cory live together?
Platy and Pygmy cory may work, but the rule check found conditions that need careful planning.
caution
Quick answer
Recommended minimum tank for this pair: 15 US gal / 57 L. Keep Platy at 3+ and Pygmy cory at 8+ where those group sizes are greater than one.
Factor breakdown
| Factor | Result | Explanation |
|---|---|---|
| Water type | OK | Platy is freshwater; Pygmy cory is freshwater. Compatibility pages are generated only for matching water types. |
| Temperature | OK | Temperature overlaps at 22-26 C. Platy is listed at 21-27 C; Pygmy cory is listed at 22-26 C. |
| pH | OK | pH overlaps at 7-7.5. Platy is listed at 7-8.2; Pygmy cory is listed at 6-7.5. |
| Hardness | OK | Hardness overlaps at 10-12 dGH. Platy is listed at 10-25 dGH; Pygmy cory is listed at 2-12 dGH. |
| Adult size and predation | OK | Adult sizes are not an obvious predator-prey mismatch (Platy: 7 cm; Pygmy cory: 3.2 cm). |
| Temperament and aggression | OK | Platy (peaceful livebearer) and Pygmy cory (peaceful nano schooling) do not have an obvious aggression clash in the dataset. |
| Fin nipping risk | OK | The dataset does not flag this pair as a fin-nipper plus long-finned combination. |
| Schooling and group needs | Caution | Plan around full groups, not single display fish. Minimum group sizes: Platy: 3+; Pygmy cory: 8+. |
| Explicit avoid tags | OK | No explicit avoid-tag conflict was found between these two records. |
| Minimum combined tank size | OK | Use at least 15 US gallons (57 L) for the pair, based on the larger minimum tank plus bioload and activity adjustments where relevant. |
Species profiles
- Platy - Xiphophorus maculatus
- Pygmy cory - Corydoras pygmaeus
Related compatibility checks
Sources and attribution
Source links are verification references for taxonomy and identifiers. Care values are AI-generated from common hobby consensus and need expert review.
- Platy
- Wikidata search - Taxonomy/identifier verification lead only.
- GBIF species search - Taxonomy verification lead only.
- Pygmy cory
- Wikidata search - Taxonomy/identifier verification lead only.
- GBIF species search - Taxonomy verification lead only.