Walleye pond with few but large perch and bluegill's

Walleyes 7-26 inches no stock be sides original 9 years ago
Perch largest was 16 average is 13
Bluegill average was 9 largest was 13.5

Then the hybirds came and they r over taking it no walleye Perch or bluegill caught all last year we want no hybirds or as few as possible re stock ture bluegill's and few new large wild female walleyes and males and then Seine perch from a pond that they where produced for meat as well as adding a large forage base will minnows and shiners what else should I do there's a large cray fish population and the pond it 18 foot depth with an aerator