鱼塘水面上密布着一层红色浮膜,这是由于血红眼虫藻大量繁殖而造成的,它对养鱼影响很大。血红眼虫藻是一种单细胞藻类,它喜强光及较高的水温,所以在温暖季节生长尤为旺盛,天气炎热、阳光充足时能够迅速地繁殖,使鱼塘水色日夜殊变,白天水面上形成一 Fish ponds covered with a layer of red floating on the water surface, which is due to the blooming of erythrocytes caused by heavy blood, it has a great impact on fish farming. Blood euglena is a kind of unicellular algae, which like strong light and higher water temperature, so the growth is particularly strong in the warm season, the weather is hot, sunny enough to multiply quickly, day and night fish pond water changes in the daytime On the formation of one