Giant snakehead channa micropeltes aquarium

Hekler, now 3 years old. Aquarium finaly got a solid top. Colors fading to grey lately. Got some bacterial finrot im trying to cure, not going to well. growing and eating well, about frozen raw polloch a week now. Easily eats more. Getting a bit too comfortable in her tank, gotta watch em fingers when cleaning!! She will boldly launch for any moving objects and changes in habitat Diet will be changing next week to scallops, shrimp and cod.