April 2013. For details, see my review
http://www.zoochat.com/22/review-dallas-world-aquarium-350667/ . This exhibit contains Hawksbill sea turtle, French angelfish, Lookdown, Blue chromis, Blue parrotfish, Blue tang, Queen angelfish, Porkfish, French grunt, Rooster hogfish, Hallichoeres bivittatus, Cuban hogfish, Spadefish, Princess parrotfish, and Spanish hogfish.
