Etheostoma clinton Mayden & Layman, 2012
Beaded darter

Family:  Percidae (Perches), subfamily: Etheostomatinae
Max. size:  3.46 cm SL (male/unsexed); 3.41 cm SL (female)
Environment:  benthopelagic; freshwater,
Distribution:  North America: United States of America (upper Caddo and upper Ouachita rivers upstream of the Fall Line in the Ouachita Mountains province of Arkansas).
Diagnosis:  Dorsal spines (total): 10-13; Dorsal soft rays (total): 10-13; Anal spines: 2-2; Anal soft rays: 7-10. The breeding male of this species, a member of the subgenus Doration. Is distinguished by: the following characters: spinous dorsal fin with blue-green marginal and submedial bands, red-orange medial band, basal band lacking bright orange pigment; soft dorsal, caudal, and pectoral fins without distinct orange spots on rays; soft dorsal and anal fins with bluegreen in base of fin; face and lower head gray with blue or blue-green on operculum, preoperculum, suborbital bar, lips, and mid-gular region; quadrate lateral blue-green blotches with narrow continuous midlateral band of melanophores running through blotches; blue-green wedge on ventral half of caudal fin base but not developed dorsally. In addition, the frenum is absent; lateral line is incomplete, unpored scales modally, greater than 10 (14); cheek is usually naked; presence of palatine teeth; dorsal fin spines modally 11, soft rays modally 11; anal fin soft rays modally 9; pectoral fin rays modally 13-14; principal caudal fin rays modally 15; caudal peduncle scales modally 16; preoperculomandibular canal pores modally 9 (Ref. 92294).
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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