Originally Posted by clownfishy
Thanks I already have two young and small clownfish in my big tank and I did know if that would be ok since I heard you need at least a fourty gallon for a pair. Is it easier to keep vocals in a smaller tank or a bigger one? I have seen slot of small tanks with just beautiful corals.
2 Occelaris clownfish will do ok in a 20 gallon.
It doesn't matter what size a tank is with corals. You can add more corals to a bigger tank, but it is harder to position them to your liking. And lighting is cheaper for a smaller tank.
90 Gallon Reef - 3 Blue-Green Chromis, 2 Ocellaris Clowns, 1 Kole Tang, 1 Midas Blenny, 1 Longnose Hawkfish, 1 Zebra Dartfish, 1 Algae Blenny, 1 Six-Line Wrasse
29 Biocube Reef - 1 Chalk Bass, 2 Black and White Clownfish, 1 Yellow Watchman Goby, 1 Fire Goby