Yep, they badly need groceries. You have too many hogs feeding at the trough.

And like Ezylman says, you might want to reconsider the 6 inch, manually operated, drain as a solution to the huge watershed. I don't see it as being large enough to handle the inflow.

It's not about the fish. It's about the pond. Take care of the pond and the fish will be fine. PB subscriber since before it was in color.

Without a sense of urgency, Nothing ever gets done.

Boy, if I say "sic em", you'd better look for something to bite. Sam Shelley Rancher and Farmer Muleshoe Texas 1892-1985 RIP Grandpa