Species profile
Long Fin Serpae Tetra
Hyphessobrycon equesLong Fin Serpae Tetra (Hyphessobrycon eques) is a schooling community species for a cycled 20+ gallon freshwater aquarium. Plan for about 1.8 inches as an adult, 74-80°F water, pH 5.5-7.5, 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
1.8 inAdult size
8Schooling minimum
74-80°FTemperature
Water Range
- pH
- 5.5-7.5
- GH
- 2-12 dGH
- KH
- 1-8 dKH
Behavior
- Temperament
- Moderate
- Fin nipping
- 3/5
- Territory
- 0/5
Diet and Care
- Diet
- omnivore
- Diet difficulty
- 1/5
- Care difficulty
- 1/5
Planning Notes
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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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