How Old?

[blue_betta]

at what age should male fry be seperated? and at what age can i tell male from female?

 

[dmarie04]

at what age should male fry be seperated? and at what age can i tell male from female?

According to everything I've read, you should start watching for aggressive fry around 4-6 weeks old and seperate out the mean ones. According to http/www.bettysplendens.com/articles/pag...?articleid=1645 males can be reliably sexed around 6 weeks.