" Water flees fleas" are not insects but copepods, a crustation crustacean like lubster lobsters and crubs crabs but extremely small.
水蚤不是昆虫而是桡脚
物,像龙
或螃蟹
有甲壳
,但是非常小
。
" Water flees fleas" are not insects but copepods, a crustation crustacean like lubster lobsters and crubs crabs but extremely small.
水蚤不是昆虫而是桡脚
物,像龙
或螃蟹
有甲壳
,但是非常小
。
3.Food, temperature and predation pressure directly act on the value of venturous revenue and are major environmental factors affecting DVM of the copepod.
3.食物、温度和捕食压力直接影响风险收益值大小,是影响桡足
垂直迁移
主要环境因子。
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池水体中桡足
无节幼体、桡足幼体和多毛
担轮幼体,但还摄食少量
颗粒有机碎屑。
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