What happens if you put a fat puffer (Arothron sp) in with sponges? Do clownfish do better in alone or in pairs? There's a lot to think about when curating a salt water aquarium. Joseph Yaiullo, co-founder of Atlantis Marine World in Riverhead, N.Y. and the curator of the aquarium's 20,000-gallon tank, shares tank tips.
Produced by Flora Lichtman, Correspondent and Managing Editor, Video