Carnegiella strigata

Marbled Hatchetfish

Marbled Hatchetfish are specialized surface dwellers with a deep, thin body shape. They are peaceful schooling fish but are famous for their ability to 'fly' out of the water to escape predators or catch insects.
Marbled Hatchetfish
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Caution: Highly Sensitive

This species reacts immediately to unstable water parameters. Even minor fluctuations can be critical. Continuous 24/7 monitoring with Aquaware is highly recommended.

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Temperature

24 - 28 °C
75 - 82 °F
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pH Value

5.5 - 7.0 pH
Acidity Level

Mineral Content (TDS)

20 - 150 ppm
✅ Ideal for Aquaware Sensor
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Did you know?

They are true flyers; they can flap their pectoral fins using powerful chest muscles to glide over the water.

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Aquaware Pro Tip

A very tight-fitting lid is mandatory; even the smallest gap will be found by a jumping Hatchetfish.

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Natural Habitat

Blackwater streams and flooded forests with overhanging vegetation in South America.

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Diet & Nutrition

Carnivore. Prefers surface foods like fruit flies, flake food, and small floating insects.

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Behavior

Peaceful schooling fish. Stays almost exclusively at the water surface.

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Max Size

3-4 cm (1.2-1.5 inches)
Average adult size
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Lifespan

3-5 years
Years with proper care
❤️
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Swim Zone

Preferred tank region
Top 🐟
Mid
Bottom
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Min. Tank

60 Liters
Recommended minimum size
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Social

6 Fish
Schooling fish (Minimum!)
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Add. Space

8 L
Required per additional fish
(2 Gallons)
💧 +8 Liters needed