Latin Name: Gasteropelecus sternicla
Other Names: Silver Hatchetfish, Common Hatchetfish
How hard are they to keep? Silver Hatchet Fish are generally considered suitable for beginners. They are hardy, but like any fish, they thrive in well-maintained aquariums with proper water conditions.
What is its maximum size? These elegant fish typically reach a size of around 2 to 3 inches (5-7.5 cm) in captivity.
Where are they from? Silver Hatchet Fish originate from the slow-moving waters of the Amazon River basin in South America.
How many can I keep? These fish are social, and they do best in groups of five or more. Keeping them in a school helps them feel secure and encourages natural behaviors.
How compatible are they with other fish? Silver Hatchet Fish are generally peaceful and get along well with other non-aggressive fish. However, avoid keeping them with fin-nipping species, as their distinctive body shape makes them vulnerable.
What are the ideal water conditions? Maintain a tropical aquarium temperature between 75-82°F (24-28°C). They prefer soft to moderately hard water with a pH range of 6.0-7.5.
How do you tell the difference between Male and female? Distinguishing between male and female Silver Hatchet Fish can be challenging. In some cases, females may appear slightly rounder, especially when viewed from above.
Fun Fact: Silver Hatchet Fish have unique wing-like pectoral fins that resemble the shape of a hatchet, inspiring their common name. These fins also help them glide short distances above the water’s surface.
