"YOU can't undo a mess," Robert Loats says. "I just wish they had have listened."

Mr Loats, chair of Victorian recreational fishing peak body VR Fish, has voiced his concerns after seeing a number of dead fish at Third Reedy Lake, near Kerang, as it drains and dries up as part of a project to recover environmental water.

"I said under no circumstances try and drain it in the summer, otherwise yo...