How long does the blue-skinned male fish lay eggs after the female fish lays eggs?

3-5 days. Lanshou will lay eggs 3-5 days after the rear-end collision. The phenomenon of rear-end collision in Lanshou is an important feature and performance of female fish laying eggs. Under normal circumstances, when a male fish pursues a certain phenomenon, it is generally appropriate within 3 to 5 days. Stimulated by water temperature and sunlight, female fish will lay eggs.