Biota Captive Bred Hawaiian Yellow TangThese images are adult Yellow Tangs. Biotas fish sometimes arrive before they have matured enough for the deep rich yellow pigment to fully develop. It usually takes a few months. Zebrasoma flavescens The Yellow Tang is arguably the most iconic and among the most highly sought after aquarium fish in the world. Bright yellow in coloration and endemic to the islands of Hawaii, this is a fish Biota breeds in conjunction with the Oceanic Institute of