Apionichthys nattereri (Steindachner, 1876)
photo by MNHN

Family:  Achiridae (American soles)
Max. size:  23.4 cm SL (male/unsexed)
Environment:  demersal
Distribution:  South America: Amazon basin; there are no records from the Xingu, Tapaj√≥s, and Madeira rivers.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 76-84; Anal spines: 0-0; Anal soft rays: 56-65; Vertebrae: 41-43. Pronounced dark coloration on most of blind-side head (supracranial area, anterior half of cranial area and cheek, antero-ventral part of opercular area), basal part of dorsal and anal fin rays and pelvic fin; in specimens longer than 19 cm, dark coloration replaced by gray, diffuse color, paler on larger specimens; gill opening on the eyed side forming short slit equal or smaller than nostril diameter; and 92-114 series of scales (Ref. 49504).
IUCN Red List Status: Least Concern (LC); Date assessed: 01 March 2007 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 22.08.00
Modified by: Ramos, Robson T.C. - 17.04.13
Checked by: Ramos, Robson T.C. - 20.08.08

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