Species profile
Redtail Black Shark
Epalzeorhynchos bicolorRedtail Black Shark (Epalzeorhynchos bicolor) is a solo centerpiece fish for a cycled 55+ gallon freshwater aquarium. Plan for about 5.5 inches as an adult, 74-80°F water, pH 6.5-7.5, and moderate care. Keep only one per tank, and choose tankmates with matching water needs and low aggression.
TerritorialHigh energyModerate care
55 galMinimum tank
5.5 inAdult size
1Schooling minimum
74-80°FTemperature
Water Range
- pH
- 6.5-7.5
- GH
- 5-15 dGH
- KH
- 3-10 dKH
Behavior
- Temperament
- Assertive
- Fin nipping
- 2/5
- Territory
- 4/5
Diet and Care
- Diet
- omnivore
- Diet difficulty
- 1/5
- Care difficulty
- 3/5
Planning Notes
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