By I.L. Kalikhman
Beforehand, there has no longer been any paintings that systematically provides the topic of acoustic fish reconnaissance, info all significant facets of making use of acoustic apparatus in advertisement fish reconnaissance, and provides adequate research of the effectiveness of fish-finding recommendations. Acoustic Fish Reconnaissance responds to this want by means of supplying the 1st review of the theoretical and sensible facets of acoustic seek, detection, interpretation, and inhabitants estimation for advertisement benefit.This e-book can pay specific realization to the speculation and perform of accounting surveys for quantitative estimation of organic assets and fishing stipulations in conventional fishing parts. It additionally analyzes a number of purposes of acoustic strategy, established upon the authors' wide investigations. The textual content contains the result of the applicability of fish-finding tools, and provides tips on the advance of stronger acoustic strategies for advertisement fleets.
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Extra info for Acoustic Fish Reconnaissance (Marine Science)
Fish target strength for use in the echo integrator surveys, Journal of the Acoustical Society of America, 88, 1543, 1987. 29. , Density and in situ target strength of herring and sprat: A comparison between two methods of analysing single-beam sonar data, Fisheries Research, 6, 305, 1988. 30. A. , Acoustic measurements of schooling herring: estimation of school biomass and target strength, presented at International Council for the Exploration of the Sea, Copenhagen, Denmark CM 1988:B/26, 16, 1988 (mimeo).
18. , Acoustic Fisheries Prospecting, Sudostroenie, Saint-Petersburg, 187, 1992 (in Russian). 19. , VNIRO, Moscow, 7, 1983 (in Russian). 20. , Rapports et Proces-Verbaux des Reunions, 170, 185, 1977. 21. , Apparatus and experimental technique for the study of ultrasonic backscattering by biological objects in water, Oceanology, 14(1), 149, 1974 (translated from Russian). 22. , VNIRO, Moscow, 26, 1981 (in Russian). fm Page 32 Thursday, February 2, 2006 10:29 AM 32 Acoustic Fish Reconnaissance 23.
J. , Mixture models for the species apportionment of hydroacoustic data, with echo-envelope length as the discriminatory variable, ICES Journal of Marine Science, 60(3), 592, 2003. fm Page 34 Thursday, February 2, 2006 10:29 AM 34 Acoustic Fish Reconnaissance 56. , VNIRO, Moscow, 83, 1978 (in Russian). 57. Nakken, O. , Rapports et Proces-Verbaux des Reunions, 170, 52, 1977. 58. , Investigation of multiple sound scattering in model concentrations, Fisheries, 4, 54, 1980 (in Russian). 59. , Investigations of zones of detection of model concentrations by acoustic instruments, Fisheries, 6, 61, 1980 (in Russian).