Etheostoma asprigene (Forbes, 1878)
Mud darter
Etheostoma asprigene
photo by Thomas, C.

Family:  Percidae (Perches), subfamily: Etheostomatinae
Max. size:  7.1 cm TL (male/unsexed); max. reported age: 3 years
Environment:  benthopelagic; freshwater
Distribution:  North America: Mississippi River basin lowlands from Wisconsin and Minnesota to Louisiana and eastern Texas in the USA; and on Gulf Slope in Sabine-Neches drainages in Louisiana and Texas.
Diagnosis:   
Biology:  Inhabits sluggish riffles over rocks or debris in small to large rivers; also lowland lakes (Ref. 5723), creeks, swamps and reservoirs (Ref. 10294). Feeds mainly on midge and blackfly larvae (Diptera); small fish consumes more microcrustaceans (Ref. 79012).
IUCN Red List Status: Least Concern (LC); Date assessed: 02 December 2011 Ref. (130435)
Threat to humans:  harmless


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