Bi-monthly changes in gonadosomatic index (means + standard error) for female and male of Astyanax aff. bimaculatus S/O, September-October; N/D, November-December; J/F, January-February; M/A, March-April; M/J, May-June; J/A, July-August.

 
 
  Part of: Araújo FG, Nascimento AA, Gomes ID, Sales A, de Oliveira BAC (2019) Gonadal development and reproductive period of the characin Astyanax aff. bimaculatus (Characiformes: Characidae) in a tropical reservoir in southeastern Brazil. Zoologia 36: 1-14. https://doi.org/10.3897/zoologia.36.e30610