Etheostoma tetrazonum (Hubbs & Black, 1940)
Missouri saddled darter
Etheostoma tetrazonum
photo by The Native Fish Conservancy

Family:  Percidae (Perches), subfamily: Etheostomatinae
Max. size:  9 cm TL (male/unsexed); max. reported age: 4 years
Environment:  benthopelagic; freshwater; pH range: 6.5 - 7.5; dH range: 10 - 20
Distribution:  North America: occurs only in Missouri Ozarks in the USA from Meramec River (Mississippi River tributary) to Osage and Moreau rivers (Missouri River tributaries).
Diagnosis:   
Biology:  Adults inhabit fast gravel and rubble riffles of small to medium rivers (Ref. 5723). Oviparous, spawn in batches (Ref. 58430). Eggs are found buried in the substrate (Ref. 7043).
IUCN Red List Status: Least Concern (LC); Date assessed: 24 January 2012 Ref. (130435)
Threat to humans:  harmless


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