sexing molly

Hey guys! So I’m a bit concerned/confused about my gold nugget molly named July. I got her about 6 weeks ago, and then about a week later I got a male Lyretail molly (named Ember). July was most definitely a female up until today, as you can see from the first picture of her. Ember definitely...

So I originally had what I thought was 1 male mollie and two females in my tank (orange being male, white and bow tailed Dalmatian being girls) I went to my fish guy and asked for another girl, he gave me the new white Dalmatian molly. Now I was convinced the new fish was a boy and asked him to...