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

Simple fishing and simple times

How to Catch Bluegills Through the Seasons - Simple Tips to Find More Fish Year Round - Sportsman's Connection

Sunfish Hybrid ID Walk-Through — Koaw Nature

Connecticut Fly Angler: Identifying CT's Sunfishes

Fishing For Panfish: What Bluegills, Perch, And Crappie Eat - In-Fisherman

Sunfish vs Bluegill Identification Guide

How to Choose the Best Fly Rod for Panfish - Trident Fly Fishing

Fact check: No, bluegill aren't as dangerous as piranhas

Can anyone identify this fish for me? I originally thought Bluegill, but its forehead isn't as round : r/Fishing

Perch, bream, and sunfish–what's the difference? – The Fisheries Blog