Moenkhausia iris
Moenkhausia iris Marinho & Dagosta, 2023

Family:  Acestrorhamphidae (American tetras), subfamily: Stichonodontinae
Max. size:  5.13 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  South America: Brazil.
Diagnosis:  Dorsal soft rays (total): 9-9; Anal soft rays: 18-19; Vertebrae: 33-33. This species is distinguished from its congeners by the following set of characters: presence of a single, vertically elongated humeral spot; absence of any distinct blotch at the caudal peduncle or caudal fin; absence of a characteristic black oblique line at anal fin; absence of the longitudinal series of dark blotches on body; 18-19 branched anal-fin rays; dorsal half of body blue or green and the ventral half of body reddish, more intense above the anal fin (Ref. 137761).
Biology: 
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.