White Molly Gender?

Question

How can you see the gender of mollys? I want to breed them, but the pet store clurk can't tell them apart.

Answer 1

Sexing mollies is really very easy The male has a modified anal fin under his belly while the female has a normal fin in the same place.

Here's a male:
http://gallery.pethobbyist.com/data/16077MaleWhitesailfin.JPG

Here's a female:

http://www.dkimages.com/discover/previews/970/65010334.JPG

You can see the pointed fin under the males belly while the female has a fan shaped fin there.

MM

Answer 2

the femals have 3 fins on tne bottom af them the males have one