Silver Hatchetfish

Silver Hatchetfish

Gasteropelecus sternicla

Also known as: Common Hatchetfish

💧 Freshwater ✌️ Peaceful 🟡 Moderate 🥩 Carnivore Schooling (6+)

Unique body shape resembling a hatchet blade. Surface dweller that can actually fly short distances by beating its pectoral fins.

Tank Size

20 gal
minimum (30+ preferred)

Temperature

74–83°F
23–28°C

pH Range

5.5–7
water acidity

Max Size

2.5"
6.3 cm

Lifespan

2–5 years
typical in captivity

Swim Level

Top
preferred zone

Care Notes

WILL jump — a tight-fitting lid is absolutely essential. Sensitive to water quality. Surface dweller that needs floating plants.

Feeding

Floating foods, small insects, freeze-dried bloodworms, and flakes.

Compatible Tank Mates

Use Caution With

Incompatible With

Check Compatibility

Want to check if Silver Hatchetfish is compatible with a specific fish? Use our compatibility checker to build your complete tank.