African arowana fish, a species of Bonefish that lives in the upper and middle of the Nile River and in tropical western Africa. This fish is very similar in appearance to the Asian and Australian arowanas. The outline of the scales from the muzzle to the front of the back is not straight, the mouth is large but not cracked, and the mouth is only opened when they are foraging. Body color is olive with a hint of gray. In wild waters, African black arowana can even grow to about one meter and weigh up to six kilograms, but in the aquarium it is slightly smaller, about 80 centimeters.

1. Appearance characteristics of African black arowana

The entire body of African black arowana can be up to 80 cm in length and is cylindrical. Slightly flat, blunt head, flat snout, large mouth, and no cracks, black eyes, iris is yellowish brown. The outline of the scales from the muzzle to the front of the back is not straight, the mouth is large but not cracked, and the mouth is only opened when they are foraging. Body color is olive with a hint of gray. The fins are uniform, the anal fin resembles the two wings of an insect, and the caudal fin is close to each other. The caudal fin is oval in shape and not forked.

2. Habit characteristics of African black arowana

Although African black arowana is relatively large, they are not as ferocious as other arowanas. African dragonfish do not eat small fish in the water, and they have no appetite for these animals. On the contrary, they like very small plankton, and this alone makes the African black dragon fish have an essential personality distinction from other dragon fish.

The adaptability of African black arowana is good. They can live in waters with a temperature between 24 degrees Celsius and 28 degrees Celsius, and the pH value is between 6.5 degrees and 7.5 degrees. Soft water between degrees is their favorite environment.

3. Feeding methods of African black dragon fish

(1) Polyculture

African black dragon fish Although the fish are large, they do not eat small fish, so they can still be mixed with small fish. At the same time, because of their gentle nature, they cannot be kept together with large or ferocious fish species, especially the brutal species like the star dragon fish.

(2) Environment

African black arowana is not sensitive to water quality, and its adaptability is relatively strong, as long as the temperature is 24 degrees Celsius to 2 They are perfectly fine in soft water between eighteen degrees Celsius.

(3) Feeding

A strange phenomenon of African black arowana is that they do not eat small fish like other arowanas, their food is only The plankton in the water can be fed to them with red worms or rotifers when feeding.

(4) Breeding

The breeding period of African black arowana is generally about two years old, and the male fish tail will be more slender than the female fish tail at this time. Narrow and longer. Before breeding, they will build nests as their own breeding grounds, and have egg guarding behavior. The juveniles after hatching for two days are jointly cared for by male and female fish.