1, different body type characteristics

1, male Swallowtail red swordfish: male Swallowtail red swordfish fish body is more slender, bright body color.

2. Female Swallowtail Swordfish: The female Swallowtail Swordfish is fatter than the male, and her body color is inferior to that of the male.

The anal fins are different

1. Male Swallowtail Swordfish: The male Swallowtail Swordfish has a sword below the caudal fin, and the end of each fin is more pointed, the most obvious is that the anal fin has been transformed into a sex connector.

2. Female Swallowtail Swordfish: Female Swallowtail Swordfish have rounded ends of all fins, no sword below the caudal fin, no protruding spiracles, and obvious cloacal pores.

3.

Expanded:

Life habits of the swallowtail red swordfish:

The swallowtail red swordfish is very fertile, 6-8 months of age into sexual maturity, the male began to chase the female, to mate with the female with the interlacer, to complete the internal fertilization. The fertilized eggs hatch in the female's body and are discharged into young.

Swordtails are easy to breed and do not require special management. When breeding, you need to choose the breeding fish above 5 centimeters, and the ratio of male to female should be 1:1 or 2:1, and the bottom of the tank should be paved with some soft water plants and fed with live bait. After the female fish becomes pregnant, her abdomen starts to expand and dark colored spots appear, at this time, the male fish should be fished out. The first 20-30 fish per litter, as many as 200 or more later.

The water temperature should not be changed too much within 3 months of the birth of the baby fish, and it is best to keep the water temperature at about 24 degrees Celsius. When the water temperature is 20-28 degrees Celsius, swordtails spawn every 5-8 weeks, and the water hardness suitable for reproduction is 6-9 degrees.