After feeding, grass carp crouched in groups on the water, similar to the symptoms of hypoxia.

The attached picture is as follows. Generally, such symptoms are caused by excessive feeding or overfed water, but after water diversion and reduced feeding, the situation remains the same. Please show us the attachment: you need to log in before you can download or view the attachment. No account number? Registration-what was the temperature and weather change at that time? "how do you upload kingfisher images? In our grass carp pond, after the feeding is over, there will be a lot of downwind to eat floating material. This is a symptom of metabolic disorder syndrome, which is mainly caused by oxygen metabolism problems, such as human lung disease, because fish need a lot of oxygen to help digest the feed after feeding, and the demand for oxygen is much higher than when it is not fed. And the body oxygen supply is insufficient, so this symptom occurs. So before treatment, it is necessary to determine whether there is a problem with the gills or the oxygen delivery system in the body, except that it needs to be washed. Arm ourselves with knowledge-- we often encounter such problems on our side, which cannot be solved. Nowadays, many farmers are used to it. Why do fish with metabolic disorders lie on the water? -- there are unknown reasons for this symptom everywhere-- good information, yes! I'm sure there's something wrong with the fish liver here. -- not sure, but now people who see fish disease will lie to the farmers that it is hepatobiliary syndrome when they are uncertain. "kingfisher, please ask the landlord. Does your grass carp have this phenomenon only after eating food? Is there such a phenomenon no matter how much food you eat? Does the fish sink and then come up with its head held high?