Adults inhabit shallow sandy and silty runs and pools of headwaters, creeks and small to medium rivers . Migratory behaviour is undetermined .
Physical description for Bigmouth shiner is currently being compiled.
Behavioural data for Bigmouth shiner is currently being reviewed.
Diet information for Bigmouth shiner is currently being compiled.
Reproduction data for Bigmouth shiner is currently being compiled.
Freshwater; benthopelagic. Temperate; 50°N - 37°N North America: Great Lakes, Hudson Bay (Red River) and Mississippi River basins from Michigan, USA to Manitoba, Canada and from eastern Illinois to Platte River system in Wyoming and Colorado, USA; disjunct populations in western New York and Pennsylvania, West Virginia, Ohio and Michigan, USA.
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