Dude, no need to give up your whole backyard or guest room lol. Stock tank will do fine for a blue, either sex. You know about those right? Look around the monitor forum and read proexorics.com's FAQ, THE WHOLE THING, especially the section on stock tank enclosures. Any other questions, feel free to ask! Join thetegu.com, if you havent alreadt. Im StickyGecko there, if you ever need to find me. Good luck!