guppy fry sexing

Hello! I’ve got two fry right now where I’m not 100% certain about their gender. I think they might be boys but could y’all double check? 1st one: no gravid spot and even though his anal fin is a bit triangular o think this one is a male. 2nd one: This one has a pretty triangular anal fin...

Hello! My current batch of fry are three weeks old today. They’re my first batch, so they are my ‘experimental’ and ‘I don’t know what I’m doing’ batch. In fact, I thought my pregnant guppy had a couple more weeks before she popped so I wasn’t able to move her to the fry tank to give birth. Only...

I’ve recently been searching on the web about methods of yielding more male/female Guppies from batches of fry. I’ve read that softer water with lower PH yields more females, harder water with higher PH yields more males. I’ve read that even the temperature can affect the ratio of sexes. Has...

Hello, I’m unsure if these red tuxedo x guppies are male, they’re a few months old but exhibit signs of both sex: As you can see they have stripes on their body and what looks like gonopodiums that they move around (left, right, tucked) as they swim. It’s also hard to see the gravid spot because...

I have 4 endler guppy fry who now are 3 weeks old.  I was wondering how to sex them, and how soon are they able to breed as I do not wish them to 'keep it in the family' !