How Long Do Hatchet Fish Live in the USA
Longevity of over four years is common, with some specimens exceeding five years. Common hatchetfish prefer soft water (as their native Amazonian waters have very low water hardness); maintain 2.0 to 14.0 dGH. How big do hatchets grow? Size. When fully grown, freshwater hatchetfish range in size from 1 inch up to 2 1/2 inches….
