I bought these Ultra clams off Thomas (Salty23) just before he left for vacation. Here is his thread:
http://www.canreef.com/vbulletin/sho...d.php?t=108574
I grabbed 3 of them, each around 4-5".
$250 each.
The picture was taken from above the tank looking down to see their true colours. The colours are under 75% whites and 25% blues.
