Pond Boss Forums INTRO Questions & Observations red ears and zebra mussells

Yep, fresh water drum goes by that name and many others. From Wiki:

It is also called shepherd's pie, gray bass,[3] Gasper goo, Gaspergou,[4] gou,[4] grunt, grunter,[3] grinder, wuss fish, and croaker, and is commonly known as sheephead or sheepshead in parts of Canada,[5] the United Kingdom,[6] and the United States.[3][4][7][8]