Folks, if you've recently upgraded or renewed your annual club membership but it's still not active, please reach out to the BOD or a moderator. The PayPal system has a slight bug which it doesn't allow it to activate the account on it's own.
150w would be fine over a 10g. I have a 70w over my 10g and I wish I got the 150w b/c the bulb selection is sooooooo much better than the 70w. If I had to do it allover again I would of never gotten the 70watt.