Can someone ID these fh for me?

[fishdat]

I am thinking the short body is a zhen zhou, but the rest I'm unsure.

 

[maxstillen]

First one looks female from the black spot on the top dorsal and the body and head shape. The rest males but they all seem to be zz to me. Any one else thinks so.

 

[HybridFinatic]

Yes all zz