? 1. Look at the shape: The body of the male map fish looks slightly longer, and the whole looks more coordinated. The female's body looks stubby and is larger than the male's. The male will have a bulge on the top of his head, while the female will not.
2. Look at the fins: The fins of the male fish are sharp, while the fins of the female fish are smooth. Especially when the swimming is unfolding, it is more obvious.
3. Look at the color: The color of the male map fish is bright, and the patterns are beautiful. The color of the female fish is slightly darker and the pattern is less obvious.
are oviparous. When they are mature, they will pair up by themselves. When they are paired up successfully, they will be inseparable. At this time, they can be moved into the breeding tank. Breeders can control the water temperature at 28-30 C. When they find that the map fish often stand upside down, it means that they are about to spawn, and the male fish will discharge sperm immediately after the female fish spawns. The eggs of map fish are larger than those of ordinary fish. After fertilization, the eggs can be hatched in about 1-2 days. After hatching, it takes about 3-4 days to absorb all the nutrients of lecithin. At this time, you can feed some cooked egg yolk, shrimp eggs and other foods.
