How does zebrafish divide male and female?

Male zebrafish has a slender body, large fins, brownish-yellow anal fins and prominent stripes. The female fish is enlarged, the body color is light, the anal fin is light yellow, and the belly of the fish is dilated obviously during the egg-bearing period.

What is zebrafish

Zebrafish is 4-6 cm long, spindle-shaped, olive-colored on the back, with few longitudinal lines on the side extending from the operculum to the tail, and similar longitudinal lines on the gluteal fin, which is long and forked. Swimming fast, like clear and mild water quality, the longest life span is 2-3 years, also accompanied by growth, can grow to about 6 centimeters.

What does zebrafish eat

What zebrafish eat can be divided into two stages: one is the juvenile stage, and the other is the adult stage. The period of time after zebrafish hatches is called juvenile fish stage. Zebrafish in this stage are mainly harvest worms and paramecium. These two kinds of food are beneficial to the opening of small fish fry, but these two kinds of food need to hatch on their own. The production process is simple, and it can be hatched in about 36 hours. If you don't want to hatch yourself, there is another way to feed yolk water or boiled yolk powder. When feeding this kind of food, it is not recommended to feed more, it is easy to deteriorate the water quality, and the specific quantity needs to be grasped by yourself.

Zebrafish is very lively and active, feeding zebrafish can bring vitality and vitality to the room, and is omnivorous fish, feeding is very simple.