After they have repeated this ritual many times, the male fish swims onto the female's back and turns her belly up, so that when she releases her eggs they float up and lodge in the bubble nest. In the space of ten to 20 minutes, she releases ten to 20 eggs. The fish continue for several hours, repeating this process again and again, until 300-400 eggs have been fertilized.
在繁複的求偶過程後，雄魚會試著游到雌魚背部，將雌魚腹部翻轉朝上，讓排出的卵往上漂浮，黏貼於泡巢，如此歷時十幾分鐘，產出一、二十粒魚卵，然後不斷重複，連續幾個小時，直到三、四百顆受精卵受孕完成。