NUTRITION AND FEEDING OF FISH Second Edition NUTRITION AND FEEDING OF FISH Second Edition edited by Tom Lovell Auburn University Auburn, Alabama SPRINGER SCIENCE+BUSINESS MEDIA, LLC ISBN 978-1-4613-7226-4 ISBN 978-1-4615-4909-3 (eBook) DOI 10.1007/978-1-4615-4909-3 Library of Congress Cataloging-in-Publication Data A C.I.P. Catalogue record for this book is available from the Library of Congress. Copyright © 1998 by Springer Science+Business Media New York Originally published by Kluwer Academic Publishers in 1998 Softcover reprint ofthe hardcover 2nd edition 1998 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any means, mechanical, photo copying, recording, or otherwise, without the prior written permission of the publisher. Printed on acid-free paper. To My Graduate Students CONTENTS LIST OF CONTRIBUTORS x PREFACE xi 1 THE CONCEPT OF FEEDING FISH 1 EVOLUTION OF AQUACULTURE 1 LEVELS OF AQUACULTURE 2 COMPARISON OF FEEDING FISH AND LAND ANIMALS 5 NUTRITIONAL VALUE OF FISH AS A HUMAN FOOD 9 2 DIETARY REQUIREMENTS 13 ENERGY 13 PROTEINS AND AMINO ACIDS 23 VITAMINS 30 ESSENTIAL LIPIDS 58 MINERALS 61 3 DIGESTION AND METABOLISM 71 DIGESTION 71 MEASURING NUTRIENT BIOAVAILABILITY BY DIGESTION TRIALS 76 NET RETENTION OF MINERALS 78 BIOAVAILABILITY BY GROWTH TRIALS 81 METABOLISM 81 RATE OF METABOLISM (OXYGEN CONSUMPTION) IN FISH 89 4 NONNUTRIENT DIET COMPONENTS 95 TOXINS AND ANTIMETABOLITES 95 FIBER 102 PIGMENTS 102 DIET ADDITIVES 103 ACCIDENTAL CONTAMINANTS 106 viii 5 BIOAVAILABILITY OF NUTRIENTS 109 DEFINING BIOAV A ILABILITY 109 DETERMINING BIOAV A ILABILITY 110 BIOAVA ILABILITY OF MINERAL SUPPLEMENTS 111 BIOAVAILABILITY OF VITAMIN SOURCES 113 6 NUTRITION AND FISH HEALTH 115 LIPIDS 115 VITAMINS 116 MINERALS 117 MYCOTOXINS 118 DIETARY IMMUNOSTIMULANTS 118 FEED DEPRIVATION 118 MEGADOSES OF NUTRIENTS AND DISEASE RESISTANCE 120 7 FISH NUTRITION AND FEEDING EXPERIMENTS 123 CONTROLLED ENVIRONMENT STUDIES 123 PRACTICAL ENVIRONMENT STUDIES 130 8 FEED FORMULATION AND PROCESSING 135 NUTRITIONAL CONSIDERATIONS 135 NONNUTRITIONAL CONSIDERATIONS 136 PRACTICAL FEED INGREDIENTS 136 FEED FORMULATION 142 MANUFACTURING PROCESSES 145 QUALITY ASSURANCE 147 FEED TYPES 149 9 FEEDING CHANNEL CATFISH 153 FEEDING PRACTICES 155 NUTRITIONAL REQUIREMENTS 164 NATURAL FOOD 171 EFFECT OF FEEDS ON SENSORY QUALITY OF PROCESSED CATFISH 172 COMPENSATORY GROWTH 173 10 FEEDING SALMON AND TROUT 175 GENERAL CULTURE METHODS 179 NUTRIENT REQUIREMENTS 179 FEED FORMULATION 186 FEEDING PRACTICES 192 ix 11 FEEDING HYBRID STRIPED BASS 199 GENERAL CULTURE METHODS 200 NUTRIENT REQUIREMENTS 204 PRACTICAL DIET FORMULATION 209 FEEDING PRACTICES 210 EFFECTS OF DIET ON SENSORY QUALITIES OF PROCESSED FISH 211 12 FEEDING TILAPIAS 215 CULTURE PRACTICES 216 NUTRIENT REQUIREMENTS 219 FEEDS AND FEEDING 222 13 FEEDING PENAEID SHRIMP 227 CULTURE PRACTICES 228 NUTRIENT REQUIREMENTS 232 FEEDS AND FEEDING 240 APPENDICES A COMPOSITION OF FEED INGREDIENTS 249 B COMMON AND SCIENTIFIC NAMES OF SPECIES 263 INDEX 265 LIST OF CONTRIBUTORS Ronald W. Hardy, Ph.D. Director, Hagerman Fish Culture Experiment Station University of Idaho Hagennan, Idaho Meng H. Li, Ph. D. Thad Cochran National Wannwater Aquaculture Center Mississippi State University Stoneville, Mississippi Chhom E. Lim, Ph. D. USDA, ARS, Fish Diseases and Parasites Laboratory Auburn University Auburn, Alabama Edwin H. Robinson, Ph. D. Thad Cochran National Wannwater Aquaculture Center Mississippi State University Stoneville, Mississippi Carl D. Webster, Ph. D. Aquaculture Research Center Kentucky State University Frankfort, Kentucky PREFACE Aquaculture is now recognized as a viable and profitable enterprise worldwide. As aquaculture technology has evolved, the push toward higher yields and faster growth has involved the enhancement or replacement of natural foods with prepared diets. In many aquaculture operations today, feed accounts for more than one-half the variable operating cost. Therefore, knowledge on nutrition and practical feeding of fish is essential to successful aquaculture. This book was not written exclusively for scientists but for students, practicing nutritionists, and aquaculturists. It covers the known nutrient requirements and deficiency effects for different fishes, and digestion and metabolism of nutrients and energy. It discusses nutrient sources and preparation of practical and research feeds. It gives direction for conducting fish nutrition and feeding experiments. Feeding practices for salmonids, channel catfish, tilapias, shrimps and hybrid striped bass are presented. Since the first edition of this book was printed, the National Research Council of the National Academy of Sciences has revised the nutrient requirements for fish. These revisions are in the present edition. Other additions to this revised edition are chapters on nutrition and fish health, and bioavailability of nutrients. Each original chapter has been meticulously revised and updated with new information. Aquaculture is a dynamic area and new technologies are being introduced continuously; therefore, some of the material discussed in this revised edition may become obsolete quickly. Nonetheless, the material presented has been thoughtfully selected and updated so that it will be of maximum use to persons whose interests range from general aquaculture to animal nutrition to feed manufacture. The author deeply appreciates the assistance given by the five contributing authors, each being pre-eminent in the area he discussed. 1 THE CONCEPT OF FEEDING FISH EVOLUTION OF AQUACULTURE Shell (1993) defines aquaculture as "the planned and purposeful intervention in the production of aquatic animals," and explains that the underlying reason for the evolution of aquaculture was to reduce the uncertainty and unpredictability of production in natural systems. One of the major driving forces in human development has been the effort to seek ways to reduce uncertainties in food supply. This was an obvious reason for domesticating plants and animals some 10,000 years ago. In contrast to terrestrial animals, there has been virtually no domestication of aquatic animals; there are few recognized varieties, strains, or breeds of aquatic animals. Historically, as the demand for aquatic animals increased, people simply harvested more or harvested more efficiently from natural waters. This trend generally persisted until the latter half of the 20th century at which point the harvest of fish from wild populations could no longer keep pace with the world demand for fish. It became apparent that significant increases in the supply of aquatic animals could only be achieved by direct intervention in the production process, thus, through aquaculture. Although aquaculture made its greatest advancements in the latter part of the 20th century, fish farming is believed to have been practiced in China as early as 2000 B. c., and a classical account of the culture of common carp was written by Fan Lei in 475 B.c. (Villaluz 1953). The Romans built fish ponds during the first century A.D. and during the Middle Ages fish ponds for carp farming were built throughout Eastern Europe by religious men (Lovell, Shell, and Smitherman 1978). Carp farming in Eastern European countries was popular in the 12th and 13th centuries. In Southeast Asia, fish ponds were believed to have evolved naturally along with salt-making in the coastal areas; the salt beds were utilized to grow milkfish during the rainy season. This practice was originated by the Malay natives before A.D. 1400 (Schuster 1952). Early interest in fish culture in the United States was carried over from England before 1800 and was concentrated on propagation and culture of trout and salmon.
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