1. Body type: First of all, map fish can distinguish male and female from body type. If it is a male fish, then their physique will be more robust, and at the same age, the size of the male fish will be larger. The female fish will be smaller and look weaker.
2. Appearance: There are many differences between the appearance of the male map fish and the female map fish. The first is the head, the male fish usually has a bump on the head, while the female fish usually does not have such a bump on the head. Then there is the difference in fins, the male's fins will be more pointed, while the female's fins will look less pointed, slightly rounded. Then there's the anal fin, which looks bigger in the male than in the female.
3. Color: The color of the male and female fish is also different. The color of the male map fish is better, and there are usually shiny, yellow parts in the gills. The color of the female fish is relatively not so good-looking, and the color is darker.
4, breeding period: If in the breeding period, then the map fish male and female is relatively easy to distinguish. In the case of female fish, their abdomen will be slightly bulged after fertilization, which will be more obvious when they are about to give birth. The belly of the male fish is flat and easier to observe.
Map fish in general can be male and female mixed culture. The temperament of the map fish is relatively not very fierce, they generally do not fight with each other. When it comes to the breeding season, they can naturally pair up and reproduce. If they are mixed, they need to provide enough food, because they eat a lot.
