Those are no lesbian mermaids!
You see 2 alien submarine creatures doing a ritual dance, of course.
That image was originally done for educational purposes using mixed tools to speed up the work flow.
The base for the fin parts and the BG elements were done in 3d and painted over.
my Girlfriends stood model for the rough visualization.
You can see some snapshots of the process here.
It took me about 26 h in total.
cheers
Randis
BTW, the bikini was added for the public version.. the kids u know...
Feel free to view the original version on my site.