Occurs in large, moderately clear to turbid rivers and lowermost parts of their major tributaries in the Pearl, Pascagoula, and Lake Pontchartrain drainages of Mississippi and Louisiana .
Dorsal soft rays (total): 8; Anal soft rays: 7 - 9; Vertebrae: 34 - 37. : elongated.
Behavioural data for Gulf chub is currently being reviewed.
Diet information for Gulf chub is currently being compiled.
Reproduction data for Gulf chub is currently being compiled.
Freshwater; demersal. Subtropical North America: Pearl and Pascagoula river drainages in Mississippi and southeastern Louisiana, USA, and presumably in the adjacent Lake Pontchartrain drainage of these two states.
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