April 2013. For details, see my review
http://www.zoochat.com/22/review-dallas-world-aquarium-350667/ . This exhibit contains Grey angelfish, Blue angelfish, Jewel damsel, Sargeant major damsel, Reef butterflyfish, Halichoeres bivittatus, Royal gramma, Neon yellow head wrasse, Beau Gregory damsel, Bluehead wrasse, Blue tang, Clown wrasse, Spanish hogfish, Cherub angelfish, Harlequin bass, and Pencil urchin.
