How do peacock fish reproduce?

How do peacock fish reproduce peacock fish, also known as anchovies, are colorful, graceful, mild-tempered, and can be mixed with mild small and medium-sized tropical fish. So, how do peacock fish reproduce?

How do peacock fish reproduce?

Peacock fish reproduce by laying eggs. During reproduction, the water temperature in the aquarium is maintained at about 26 ℃, and then the fish are seeded at the ratio of 1:4 between the male and the female. After the fish are in estrus, the abdomen of the female fish gradually expands and black fetal plaques appear; the male fish constantly chase the female fish at this time, and the mating apparatus of the male fish is inserted into the cloaca of the female fish to expel sperm and carry out in vivo fertilization. When the fetal spot of the female fish becomes large and black and the anus protrudes, it can be fished into another aquarium to give birth.

Second, how do peacock fish divide male and female?

1. Look at the color

The color of a male peacock will be more colorful than that of a female peacock.

two。 Look at the figure.

The female peacock fish is slightly fat, while the male peacock fish is thin and small.

3. Look at the tail.

The tail of the male peacock fish is large fan-shaped, and the female peacock fish tail is narrow and small, about 1/3 of the size of the male peacock fish tail.

4. Look at the pattern.

The female peacock fish only has some colors on the tail, has no pattern on the body, and is nearly transparent, but the male peacock fish is covered with meticulous patterns.

5. Look at the dorsal fin.

The dorsal fin of male peacock fish is longer and brightly colored. The dorsal fin of female peacock fish is narrow and transparent.

6. Look at the ventral fin.

The ventral fins of female peacock fish are short and round. The ventral fins of male peacocks are longer and spiny.

7. Look at the stomach.

The female peacock fish has a large, transparent belly and dark cloacal pores. The belly of male peacock fish is opaque, full of patterns, and the belly is small.

Peacock fish give birth once a month, each time can produce 10-120 larvae, a year to produce quite a large number of larvae, so it is also known as "millions of fish".