They are the maddening questions that haunt us when eating seafood: What fish is safe to eat? What fish is sustainable? Is farmed better than wild caught? Our guest is Marianne Cufone, now Executive Director of the Alliance for Sustainable Aquaponics, with sound advice on eating seafood and a glimpse of the fish and other food you'll eat tomorrow. Also: The Ocean Doctor's next expedition and more about the film, "Cuba: The Accidental Eden."