Joan Holt, University of Texas at Austin (IMAGE)
Caption
Dr. Joan Holt is the associate director of the Fisheries and Mariculture Lab at the University of Texas at Austin Marine Science Institute in Port Aransas. She's done pioneering work in the field of marine aquaculture, and has helped launch a movement to change the way that fish are raised and sold for saltwater fish tanks.
Credit
Scott Holt
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