Macrhybopsis tomellerii Gilbert & Mayden, 2017
Gulf chub

Family:  Leuciscidae (Minnows), subfamily: Pogonichthyinae
Max. size:  4.75 cm SL (male/unsexed); 5.07 cm SL (female)
Environment:  demersal; freshwater
Distribution:  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.
Diagnosis:  Dorsal soft rays (total): 8-8; Anal soft rays: 7-9; Vertebrae: 34-37
Biology:  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 (Ref. 116539).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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