IM NEW TO THE SW WORLD I HAVE DONE MORE RESERCH THEN ANYONE COULD IMAGIN IV SPENT HOURS AT DIFFERENT FISH STORE ASKING Q'S AND READING EVERYTHING POSSABLE EVERYONE SAYS A SMALL TANK IS ALMOST IMPOSSABLE FOR A NEWBIE WELL I HAVE DONE IT A 1 GAL. TANK I HAVE LIVE ROCK SAND AND A LITTLE PLANT A LITTLE CRAB AND 2 SNAILS AND A YELLOW TAIL DAMSIL. EVERY THING IS GOING GREAT IM VERY ORGANIZED I TEST EVERY DAY AND DO A 25% WATER CHANGE 2 TIMES A WEEK AND FEED ON MON-WED-FRI ONLY! AND I HAVE LOTS OF TIME TO WORK WITH IT. BEING THAT ITS ON MY CUBICLE AT WORK. IM VERY PROUD OF MY LITTLE TANK BUT IM ALWAYS GAME OF ADVISE I KNOW BIGGER IS BETTER BUT I DONT HAVE THE ROOM. IM MOVING INTO A NEW HOUSE NEXT MONTH AND THEN ITS ON I HOPE TO GET A NICE 55 GAL. TANK AND GO CRAZY.