Advancements in the Culture of Tilapia

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Advancements in the Culture of Tilapia Publications of the various fisheries up to about 1985-86. Panel two includes five articles assess­ ing the condition ofbillfish stocks and the What Future for quality of stock assessment work. The third panel was devoted to identifying the the Billfishes? biological, statistical, and economic data needed for management, while the fourth one reviewed and critiqued national and In August 1988 the Second Interna­ Box 23298, Savannah, GA 31403. The international strategies for managing tional Billfish Symposium was held in first international billfish symposium was billfishes and other highly migratory Kailua-Kona, Hawaii, in conjunction held in 1972. fishes. Following the debate session, the with the Thirteenth Annual Marine Rec­ The material is presented as five sep­ fifth panel was a summarizing session, reational Fisheries Symposium. The pro­ arate panel presentations, plus a debate "future prognosis and recommenda­ ceedings for part I, on the fishery and on the various approaches to billfish tions." Overall, the volume is a fine stock synopses, data needs, and manage­ management. The first panel includes assessment of the status of knowledge ment considerations, has been published five articles on fisheries trends for the about the various billfishes and their as Marine Recreational Fisheries 13, various species ofbillfishes in the Atlan­ management which also points out areas entitled"Planning the Future of BiII­ tic, Pacific, and Indian Oceans, and two where more data and research are fishes, Research and Management in on the economic trends affecting com­ needed. Hardbound, the 361-page vol­ the 90s and Beyond," by the National mercial and recreational billfish fisher­ ume is sold by the NCMC for $31.50 Coalition for Marine Conservation, P.O. ies. These provide good historic reviews postpaid. Advancements in the tionships between primary production cannibalism among different sizes ofO. and yield oftilapia in ponds, polyculture niloticus, aluminum toxicity to tilapias, Culture of Tilapia of tiger shrimp and Nile tilapia, role of Philippine tilapia economics, and much "The Second International Sym­ tilapia in integrated farming systems, to more. posium on Tilapia in Aquaculture," the effect ofpredation by Lates niloticus Hardbound, the 623-page reference is editedbyR. S. V. Pullin, T. Bhukaswan, on overpopulation of tilapia in ponds, sold by ICLARM (airmail) at $45 (paper­ K. Tonguthai, and J. L. Maclean, has energy budgets for cultured tilapias, and back) of $58 (hardback) or, in North been published by the International Cen­ major diseases encountered in controlled America, by International Specialized ter for Living Aquatic Resources Man­ environment culture oftilapias in fresh­ Book Services, 5602 Hassalo St., Port­ agement, MC P.O. Box 1501, Makati, and brackishwater in Arizona. land, OR 97213-3640, or, in Europe, Metro Manila, Philippines, as ICLARM Reproductive studies included gonadal by S. Toeche-Mittler GmbH, Versand­ Conference Proceedings 15. The huge sex differentiation in Oreochromis nilo­ buchhandlung, Hindenburgstrasse 33, volume includes 82 papers and 17 poster ticus, bidirectional-backcross selection D-61 00 Darmstadt, Federal Republic of abstracts divided into the following ses­ for body weight in a red tilapia, viability Germany, at the same prices. sions: Culture systems, management and ofred and normal-colored O. aureus and production; pathology; genetics and O. niloticus hybrids, breeding character­ reproduction; nutrition; physiology; istics and growth performance ofPhilip­ Fisheries Management and biology and ecology; and economics and pine red tilapia, use ofelectrophoresis for Extended Jurisdiction socioeconomics. The symposium was identifying and control oftilapia breeding held in March 1987 in Bangkok, Thai­ stocks in Israel, production of sex-re­ Publication of "Management of land, and the third such symposium is versed Nile tilapia fingerlings in the World Fisheries," subtitled "Implica­ scheduled for an African location, prob­ Philippines, cold tolerance and growth of tions ofExtended Coastal State Jurisdic­ ably Cote d'Ivoire, in 1991. three strains of O. niloticus, and others. tion" and edited by Edward L. Miles, has The volume itselfreflects an accent on Other papers discuss protein biosyn­ been announced by the University of the improvement of tilapia breeds and thesis in circulated fishponds, a compari­ Washington Press, P.O. Box 50096, culture systems in many different na­ son ofnatural feeding and supplemental Seattle, WA 98145-5096. The volume tions; more papers were presented on feeding of pellets in O. niloticus cage constitutes the proceedings ofa workshop aspects ofgenetics and reproduction than culture, evaluation of fixed and demand organized by the World Fisheries Proj­ the other topics. Research results are feeding regimes for O. aureus cage cul­ ect, Institute for Marine Studies, College presented on studies ranging from rela­ ture, salinity tolerances of red tilapia, ofOcean and Fishery Sciences, Univer- 42 Marine Fisheries Review sity ofWashington, Seattle, and held 8-11 products in five different languages bridge CB4 4NP, U.K. July 1985. (English, German, French, Spanish, and Work on defining, identifying, and ac­ During the last 10-15 years many Italian), as well as the appropriate Latin complishing a "ComprehensiveAssess­ changes have occurred in the world's or scientific names. In addition, there are ment" ofwhale stocks has been in prog­ fisheries and their management, particu­ five corresponding language indexes and ress for nearly a decade and this volume larly relating to the extension ofauthor­ a scientific name index to help the user presents the results ofthe initial steps via ity ofcoastal nations over their resources locate the appropriate name of the par­ a series ofreports ofworkshops and meet­ to 200 miles. This volume provides a ticular species or product. ings, reviews and studies, and papers that good look at those changes and an as­ The author was chiefchemist and head describe potential or proposed manage­ sessmentoftheireffect and implications ofthe Nordsee Deep-Sea Fisheries cen­ ment procedures. for the improvement offisheries manage­ trallaboratory in Bremerhaven, and the Among the reviews published are sur­ ment in the future. The contributions, by book seems to have a European cast to it vey techniques for estimating cetacean recognized fisheries authorities, are which does not always follow the com­ abundance, molecular techniques for divided into three parts. Papers in Part I mon names given in the American Fish­ examining genetic variation and stock present an overview of the effects of eries Society's special publication on identity in cetaceans, and an analysis extended fisheries jurisdiction on the common names offishes. Still, by cross of Southern Hemisphere minke whale management offish stocks, including a checking the reader should be able to find mark-recovery data. Finally, five papers comparison of the effects in a region what he or she is looking for, particular­ are presented on various aspects of the under the open-access regime with re­ ly for the non-American fishes. regulation ofwhale stocks and the setting gions under EFJ. PartII evaluates in more In the main section of the book (p. ofcatch quotas which help to document detail the trends that have occurred in six 13-259), the names or terms are arranged the progress up to about 1988-89. Hard­ regions: Northeast Atlantic, EastCentral in alphabetical orderaccording to the key bound, the 21 O-page volume is available Atlantic, Northeast Pacific, Northwest word in English. Readers are advised to from the IWC at £25.00 ($45.00) plus Pacific, West Central and Southwest look up first the name or term sought in £5.00 ($8.00) for postage and handling. Pacific, and the East Central and South­ the alphabetical index of the particular east Pacific. language. Each primary entry is num­ Finally, in Part III, J. A. Gulland, bered, and in each language the primary A Review of European Robert Kearney, and Edward Miles pre­ name or wording is listed first, followed Maritime History sent their views on whether and how by those names used in particular regions fishery management might be improved or which are less common or unofficial Publication of"EuropeanNaval and under EFJ. Some of the conclusions in­ names. Maritime History, 300-1500" by Arch­ clude managing fisheries by objective Under the term"common," for exam­ ibald R. Lewis and Timothy J. Runyan (indeed defining fishery managementob­ ple, over 50 species are given in the has been announced by the Indiana Uni­ jectives); define national net benefit for English index, ranging from' 'common versity Press, Tenth & Morton Streets, fisheries; elaborate in more detail the American squid" to "common white­ Bloomington, IN 47405. The authors are nature ofauthority needed to make time­ fish. " A number ofmarine mammals are professional historians; Lewis is editorof ly decisions and take effective action; also listed, including various whales, sea The American Neptune and Runyan has define specific management alternatives otter, etc. In another example, the John edited' 'Essays in Maritime History. " and evaluate their probable conse­ Dory has at least four listings, once with Specifics on maritime history in the quences; and others. Indexed, the 318­ just the family name Zeidae, under the earliercenturies are few, but this volume page hardbound volume is sold by the A's as "American John Dory, " with the provides a good review of and perspec­
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