Species profile
Silver Hatchet Fish
Gasteropelecus sterniclaSilver Hatchet Fish (Gasteropelecus sternicla) is a schooling community species for a cycled 30+ gallon freshwater aquarium. Plan for about 2.5 inches as an adult, 75-82°F water, pH 5.5-7.5, and moderate care. Keep a group of at least 6; larger groups often behave more naturally when the tank has room.
Community leaningModerate care
30 galMinimum tank
2.5 inAdult size
6Schooling minimum
75-82°FTemperature
Water Range
- pH
- 5.5-7.5
- GH
- 2-12 dGH
- KH
- 1-8 dKH
Behavior
- Temperament
- Peaceful
- Fin nipping
- 0/5
- Territory
- 0/5
Diet and Care
- Diet
- carnivore/omnivore
- Diet difficulty
- 3/5
- Care difficulty
- 3/5
Planning Notes
Surface specialist and jumper; needs a secure lid, calm surface space, and suitable floating foods.
This species may need live, frozen, fresh, or otherwise specialized foods.
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