Psst. Dale, you'll have to flip your display tank. Holds water better that way
But seriously, it sounds like you've already put in a lot of time & planning into this (ie. temp. measurements for a year) so that bodes well for the success of this project.
Like the others, I will be following this thread with great interest.
When do you want to go specimen collecting (ie. beachcombing)? That's one thing Irene & I love to do.
Anthony