Species profile
Rummy Nose Tetra
Petitella bleheriRummy Nose Tetra (Petitella bleheri) is a schooling community species for a cycled 20+ gallon freshwater aquarium. Plan for about 2 inches as an adult, 76-82°F water, pH 5.5-7, and beginner-friendly care. Keep a group of at least 8; larger groups often behave more naturally when the tank has room.
Community leaningBeginner-friendly care
20 galMinimum tank
2 inAdult size
8Schooling minimum
76-82°FTemperature
Water Range
- pH
- 5.5-7
- GH
- 1-8 dGH
- KH
- 0-5 dKH
Behavior
- Temperament
- Peaceful
- Fin nipping
- 0/5
- Territory
- 0/5
Diet and Care
- Diet
- omnivore
- Diet difficulty
- 1/5
- Care difficulty
- 1/5
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These matches are starting points with overlapping water ranges and lower behavior risk. Always check the full stocking plan, tank size, and group counts before buying.
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