I went to our local FWF store, well, some one brought in a 29 gal. SWT, it has about 30lbs. live rock, 2 clowns(med. in size) 1 blue damsel, a couple med. hermit crabs. She is asking $399.00 for this, I told her it was a little high, I wanted to make her a offer, but I'm not sure on how much...