Το έχω δει. Άλλωστε έχω και εγώ αυτό το ψάρι. Επίσης δες στο seriously fish τι γράφει για τις διαφορές του φύλλου.
http://www.seriouslyfish.com/species...us-sprengerae/
"Sexual Dimorphism
Both sexes look similar at first glance, although males
usually have more egg spots in the anal fin than females. They also tend to be the larger and
more colourful sex, and some develop an elongated anal fin.
επίσης στο
https://en.wikipedia.org/wiki/Iodotropheus_sprengerae
"....Juveniles and females are rusty brown color, while mature males have lavender purple hue."