The central tanks, which we thought were still full, do not contain any more oil, just water.
The largest tank contains 20,000 individuals of about 80 species.
But the tanks contain no more than 18 minutes of oxygen.
The tank is unfiltered but contains only a very few fish at any one time.
The aquarium's 20 tanks contain species from all over the Caribbean.
These units were fed from two adjacent tanks containing oil and water.
The tank contained an estimated 3.5 million gallons of oil when it collapsed, officials said.
Its tanks contain a million gallons of water, housing some 4,000 specimens.
The tank containing the strange gas had given way!
A sealed tank containing water through which the gas was bubbled.