That fish isn't a perch, it's actually called the Bluegill Sunfish

Bluegill (Lepomis macrochirus)

Is perch a good fish? - Quora

Sunfish vs Bluegill: There's Really No Debate

Can anyone identify this pretty panfish. I'm really certain it's not a bluegill : r/Fishing

Are Bluegills and Sunfish The Same Fish?

Micro-Fishing-is-for-Men-2

Fish Facts: Bluegill (Lepomis macrochirus) - Orvis News

Illinois State Fish: The Pound-for-Pound Champ

Understanding bass forage: Sunfish - Bassmaster

Louisiana Sportsman

Bluegill Fish Facts Lepomis macrochirus - A-Z Animals

I'll be genuinely impressed if someone can I'd this fish : r/animalid