Still others are captivated by sturgeons, paddlefish and gars - primitive fishes which have not changed or evolved in more than 70 million years. Sea urchins which scrape algae, tubeworms which filter food from the water with feathery tentacles, anemones which sting their prey, lionfish with venomous spines, and clownfish which live among the tentacles of anemones without getting stung are just a few of the surprising and diverse species found in this exhibit. Amazon River Forest , Level 4 The Aquarium's newest permanent exhibit recreates a section of a blackwater Amazon River tributary and the forest that it seasonally floods. Interactive computer stations explain the ecology of this unique rainforest habitat and how human activities can protect or damage it. Wafer-thin lookdowns, spiny porcupinefish, striped sergeant majors, silvery bonefish and many other species are at home in this 335,000 gallon tank.
Divers hand feed the fish several times a day.
Sand tiger, lemon, sandbar, and nurse sharks encircle visitors in this darkened 225,000 gallon exhibit. Outside Main Aquarium First, you may notice Ike and Lady. These gray seals are hard to miss, because together, they tip the scales at more than half a ton. Seven harbor seals also live in this free outdoor exhibit. Most of these seals have been rehabilitated but cannot be returned to the wild because of the nature or extent of their injuries.