World Aquaculture 1 WORLD AQUACULTURE Magazine World Aquaculture magazine is published by the World Aquaculture Society. The home office address is: World Aquaculture Society, 143 J.M. Parker Coliseum, Louisiana State University, Baton Rouge, Louisiana 70803, USA. Tel: +1-225-578-3137; Fax: +1-225-578-3493; e-mail: carolm@was.org. World Aquaculture Society Home Page: http://www.was.org WORLD AQUACULTURE SOCIETY OFFICERS, 2008-2009 President, Dr. Jay Parsons President-elect, Dr. Ricardo Martino Past President, Dr. Jeffrey Hinshaw Secretary, Dr. Rebecca Lochmann Treasurer, Dr. William Daniels DIRECTORS Dr. Graham Mair Dr. Junda Lin Dr. Michael Schwarz Dr. Jeong Yeol Lee Dr. David Little Dr. Yoram Avnimelech CHAPTER REPRESENTATIVES Roy Palmer (Asian Pacific) Douglas Drennan (USAS) Dr. Juan Pablo Lazo (Latin America and Caribbean) Dr. Sngchui Charles Bai (Korea) Hiroshi Fushimi (Japan) HOME OFFICE STAFF Carol Mendoza, Director, carolm@was.org Judy E. Andrasko, Assistant Director, JudyA@was.org WORLD AQUACULTURE EDITORIAL STAFF Robert R. Stickney, Editor-in-Chief Mary Nickum, Editor Amy Broussard, Layout Editor WAS CONFERENCES AND SALES John Cooksey, Director of Conferences and Sales World Aquaculture Conference Management P.O. Box 2302 Valley Center, CA 92082 Tel: +1-760-751-5005; Fax: +1-760-751-5003 e-mail: worldaqua@aol.com Manuscripts and Correspondence: Submit two (2) copies of all manuscripts and one (1) copy of correspondence to Mary Nickum, Editor, World Aquaculture Magazine, 16201 E. Keymar Drive, Fountain Hills, AZ 85268 USA. E-mail: mjnickum@ gmail.com. Letters to the Editor or other comments should be addressed to Editor-in-Chief Robert R. Stickney, 2700 Earl Rudder Freeway South, Suite 1800, College Station, TX 77845 USA. World Aquaculture (ISSN Number 1041-5602) is published quarterly by the World Aquaculture Society, 143 J.M. Parker Coliseum, Louisiana State University, Baton Rouge, Louisiana 70803 USA. Library subscriptions are $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, $40; Individuals, $60; Corporations (for-profit), $250; Sustaining, $100 (individuals or non-profits); Lifetime (individuals), $1,000; E-Membership, $10 (no publications, meeting discounts and not an active member in last five years). Periodicals Postage paid at Baton Rouge, Louisiana and additional mailing offices. Twenty-five percent of dues is designated for a subscription to World Aquaculture magazine. Postmaster: Send address changes to the World Aquaculture Society, 143 J.M. Parker Coliseum, Louisiana State University, Baton Rouge, Louisiana 70803 USA. ©2010, The World Aquaculture Society. ■ W RLD AQUACULTURE Vol. 41 No. 2 June 2010 Cover photo: Water fertilized by fish waste and residual feed can be used to grow horticultural produce, such as grapes. See page 53. (Continued on page 2) 6 World Food Crisis, FAO Alert and India M.N. Kutty 8 Growth performance of sex-reversed Nile tilapia (Oreochromis niloticus, Linnaeus) cage cultured in a waste-fed freshwater wetland Adity Sarbajna, Sandipan Gupta, Suman Bhusan Chakraborty, and Samir Banerjee 12 Use of discarded cocoa bean meal as a source of dietary energy for the production of African catfish (Clarias gariepinus, Burchell 1822) L.C Nwanna and O. F. Fashae 17 Farm-level efficiency and resource use: Application of stochastic frontier analysis to aquaculture farms in Southwest Nigeria Kolawole Ogundari 20 Spotted rose snapper (Lutjanus guttatus) aquaculture research and development as socio-economic alternative for Costa Rican fishing communities A. Herrera-Ulloa, J. Chacón-Guzmán, G. Zúñiga-Calero, R. Jiménez-Montealegre 30 Paddlefish Polyodon spathula polyculture with freshwater shrimp Macrobrachium rosenbergii William A. Wurts, Steven D. Mims and Richard J. Onders 33 The Oregon Hatchery Research Center: An experimental laboratory in a natural setting David L. G. Noakes and Charlie Corrarino 39 Markets for Honduran tilapia Suyapa Triminio Meyer and Daniel E. Meyer 42 Giant murrel farming, an urgent need for Indian fish farmers M.A. Haniffa, M. James Milton, Y. Ananth Kumar, S.V. Arun Singh and R. Arthi Manju 47 The role of the aquaculture demonstration project in the United States Maxwell H. Mayeaux
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