Kribensis Sexing Help

[ricktfoster]

Hey guys. I am new to this forum. Just picked up a couple of Kribs this weekend. Still kind of learning how to sex them, but just wanted to get your take on what you think they are. Here are some pics:

I believe this one is female, judging by the rounded dorsal fin:


This one looks Male to me:

 

[Andy Sager]

This may help you:

Unfortunately, your fish pic does not show the tail in full extension making sexing them from just the pic almost impossible. Use the other keys in the vid to sex your fish.