Also known as Bass, Bubbler, Grey Bass, Grinder, Grunt, Lake Drum, Malachigan, River Drum, Sheepshead, Silver Bass, Thunder Pumper.
Found over bottoms of lakes and medium to large rivers.
They feed on crayfish, crustaceans, fish, aquatic insects and molluscs.
Length - 95cm
Depth - 30-?m
Widespread Central & North America
Drums are named for the repetitive throbbing or drumming sounds they make by beating their abdominal muscles against the swim bladder. Ref: https://www.fishbase.de/summary/3577