WWW.WA S .ORG • WORLD AQUACULTURE • JUNE 2022 1 WORLD AQUACULTURE MAGAZINE WORLD AQUACULTURE magazine is published by the World Aquaculture Society. The home office address is: World Aquaculture Society, PO Box 397, Sorrento LA 70778-0397 USA. P and F: +1-225-347-5408; Email: JudyA@was.org World Aquaculture Society Home Page: www.was.org WORLD AQUACULTURE SOCIETY OFFICERS, 2022-23 Jennifer Cobcroft Blair, President Antonio Garza de Yta, Past-President Humberto Villarreal, President Elect Reginald Blaylock, Treasurer Kathleen Hartman, Secretary DIRECTORS Guillaume Drillet Marco Saroglia David Cline Victoria Tarus Hillary Egna Angela Caporelli Marina M. Rubio Benito, Student Director CHAPTER REPRESENTATIVES John Walakira, African Jean-Yves Mével, Asian Pacific Ik Kyo Chung, Korean Francisco Javier Martínez Cordero, Latin America and Caribbean WilliamWalton, USAS HOME OFFICE STAFF Judy Edwards Andrasko, Director, JudyA@was.org Killian A. Haydel, Assistant Director, killianh@was.org WORLD AQUACULTURE EDITORIAL STAFF John Hargreaves, Editor-in-Chief Mary Nickum, Editor Linda Noble, Layout Editor WAS CONFERENCES AND SALES John Cooksey, Executive Director of Conferences and Sales World Aquaculture Conference Management P.O. Box 2302, Valley Center, CA 92082 P: +1-760-751-5005; F: +1-760-751-5003 Email: worldaqua@was.org MANUSCRIPTS AND CORRESPODENCE Submit manuscripts as Microsoft Word files to Mary Nickum, Editor, World Aquaculture magazine. Email: Editor@worldaquaculture.us Letters to the Editor or other comments should be sent to the Editor-in-Chief, John Hargreaves at jhargreaves@was.org. WORLD AQUACULTURE (ISSN 1041-5602), is published quarterly by the World Aquaculture Society, 14356 Bayou Terrace Drive, Saint Amant, LA 70774 USA. Library subscription price $50 annually for United States addresses and $65 annually for addresses outside the United States. Individual subscriptions are a benefit of membership in the World Aquaculture Society. Annual membership dues: Students, $45; Individuals, $65; Corporations (for-profit), $255; Sustaining, $105 (individuals or non-profits); Lifetime (individuals) $1,100. Periodical postage paid at Sorrento Louisiana and additional mailing offices. Twenty-five percent of dues is designated for subscription to World Aquaculture magazine. POSTMASTER Please send address changes to World Aquaculture Society, PO Box 397, Sorrento, LA 70778-0397 USA. ©2022, The World Aquaculture Society. ■ W RLD AQUACULTURE VOL . 53 NO. 2 JUNE 2022 15 Recent Research Highlight from the Journal of the World Aquaculture Society 16 Aquaculture in Canada Cyr Couturier and Darrell Green 20 Remote Sensing Technologies toMonitor Harmful Algal Blooms in Offshore Aquaculture Devan Nichols and Timothy Hogan 27 Marine Tilapia — South Africa’s New Affordable Whitefish Alternative R. Kourie and N. Dladla 34 Understanding How to Operate a Conch Nursery Recirculating Aquaculture System in Puerto Rico Chalier Dones-Ortiz, Megan Davis and Raimundo Espinoza 42 Perspectives on Commercial Branzino Farming and EuropeanMarine Aquaculture from an Industry Veteran Marco Gilmozzi 47 Emergence of the Aquatic Germplasm and Genetic Resources Center Terrence Tiersch, Jack Koch and Yue Liu 52 Midwest Facility is a Successful Model for Research, Demonstration and Education for Freshwater Aquaculture Greg Fischer, Chris Hartleb, Kendall Holmes and Emma Wiermaa 58 Aquaculture Effluent is a Good Fertilizer But Not a Biostimulant of Plant Growth and Flowering Ghaith Amro, Hadi Jaafar and Imad P. Saoud 65 Biochar: An Excellent Fish Feed Additive Chetan Kumar Garg, Manas Kumar Maiti, Manish Jayant, Ravi Kumar Patel and Sinha Jateen COVER: Villa Pesquera de Naguabo (Naguabo Fishing Association) located on Húcares Beach, Puerto Rico. Victoria Cassar, Hatchery Manager, showing Noel Vega, Fish Market Attendant, newly-collected queen conch egg masses for the hatchery. Photo: Megan Davis. See story on page 34. (CONTENTS CONTINUED ON PAGE 2)
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