I'm also a stock photographer, i'm working at my gallery on shutterstock photobank.
For each dowloading of your photo you get $ 0.25 or more.
I'm already have there $18.72 =)
It's great resourse of money, i think.
When i get my 50 $ ( you can get your money from your bank account when you reach 50 $ and more).
p.s tomorrow i'll write bout what's Flikr and why you have to have your gallary there.