copepod

1." Water flees fleas" are not insects but copepods, a crustation crustacean like lubster lobsters and crubs crabs but extremely small.

蚤不是昆类而是桡脚类的动物，像龙虾或螃蟹那样有甲壳的，但是非常小的。

2.5 to 7 days' larve after hatching larvae mostly lived on copepod nauplii, copepodites and trochophore of Polychaeta in water of the earthen ponds, apart from feeding on particulate organic detritus.

孵化后5～7日龄仔鱼基本上依靠摄食土中的桡足类无节幼、桡足幼和多毛类担轮幼,但还摄食少量的颗粒有机碎屑。