Those ribbons look okay. I would rather see the ribbon stretched out rather than bunched-up together. Bunching reduces water flow/movement around and through the ribbon. If all fry that hatch survive you will have too many perch.

Last edited by Bill Cody; 04/03/19 08:13 PM.

aka Pond Doctor & Dr. Perca Read Pond Boss Magazine -
America's Journal of Pond Management