Great, you could mail in the pictures to artregister ciklid.se
At least the Nandopsis beani "Rio Presidio" (2:nd picture above) would be great
and:
Vieja sp. "coatzacoalcos" , the male on 2:nd picture, maybe
http://www.ciklid.org/forum/showthread.php?t=64238
and:
Herichthys labridens "Media Luna"
4:th picture? Or ? (male?) maybe:
http://www.ciklid.org/forum/showthread.php?t=64165
6:th picture (female?) maybe:
http://www.ciklid.org/forum/showthread.php?t=64165
Ad your full name in the mail so we can reference to you fully.
You can see more of our species register here:
http://www.ciklid.org/artregister/artreg_index.php
Note that you can press the english flag for english text, but then you loose the picture (bug) and the button is only visible on a specific species page,like:
http://www.ciklid.org/artregister/artreg_visa_art.php?ID=486