دانلود کتاب Fisheries Acoustics: Theory and Practice, Second Edition

Living resources of the sea and fresh water have long been an important source of food and economic activity. With fish stocks continuing to be over-exploited, there is a clear focus on fisheries management, to which acoustic methods can and do make an important contribution.The second edition of this widely used book covers the many technological developments which have occurred since the first edition; highly sophisticated sonar and computer processing equipment offer great new opportunities and Fisheries Acoustic, 2e provides the reader with a better understanding of how to interpret acoustic observations and put them to practical use.Well known and respected authorsEmphasis on practical acoustic methodsDetailed coverage of a commercially and environmentally important subjectA vital tool for fisheries scientists, fisheries oceanographers, environmental biologists, ecologists, population biologists, fish biologists, and marine biologists. All those involved with design and use of acoustic equipment. Libraries in research establishments, government stations and universities where fisheries science is studied or taught will find this a welcome addition to their shelves.Content: Chapter 1 Introduction (pages 1–19): Chapter 2 Underwater Sound (pages 20–69): Chapter 3 Acoustic Instruments (pages 70–126): Chapter 4 Biological Acoustics (pages 127–162): Chapter 5 Observation and Measurement of Fish (pages 163–216): Chapter 6 Target Strength of Fish (pages 217–261): Chapter 7 Plankton and Micronekton Acoustics (pages 262–293): Chapter 8 Survey Design (pages 294–328): Chapter 9 Data Analysis (pages 329–379):