Crenicichla ypo Casciotta, Almirón, Piálek, Gómez & Říčan, 2010
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Family:  Cichlidae (Cichlids), subfamily: Cichlinae
Max. size:  13.7 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Arroyo Uruguaí basin, middle Paraná River basin in Misiones, Argentina.
Diagnosis:  Dorsal spines (total): 20-22; Dorsal soft rays (total): 10-12; Anal spines: 3-3; Anal soft rays: 7-9. Distinguished by the following characters: 6 to 8 irregular blotches along the upper lateral line; lacking scattered dark spots on flanks; low number (47-55) of E1 scales; and a slightly prognathous lower jaw. Females possess a distinctive coloration of the dorsal fin, with a wide black longitudinal stripe on the distal portion with an equally wide red stripe below it (Ref. 85167).
Biology:  Recorded both before and after the Urugua-í hydroelectrical dam was built in 1989. Presently inhabits also directly in the reservoir. Occurs in a moderately fast flowing river with tributaries of an average depth of 1 m outside of the dam influence and with bottom consisting of mud, sand with gravel and/or bedrock. Sympatric with Crenicichla yaha(Ref. 85167).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 27.09.10
Modified by: Torres, Armi G. - 19.10.11

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