At 20 lbs. each, grass carp don't eat much. They are generally stocked at 10 to 11 inches and removed at 10 or so pounds. I doubt their effectiveness. If you can catch them, hang on. It'll be a wild ride.

What kind of vegetation problem are you trying to solve?

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