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1Texto bibliotecaFAO IT
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2A review of in situ target strength estimation techniques A review of in situ target strength estimation techniquesby Ehrenberg, J.E. (BioSonics, Inc., Seattle, WA (USA)), Symposium on Fisheries Acoustics eng 21 Jun 1982 Bergen (Norway), Nakken, O. (ed.), Venema, S.C. (ed.)
Published 1983Texto bibliotecaFAO IT -
3New methods for indirectly measuring the mean acoustic backscattering cross section of fish New methods for indirectly measuring the mean acoustic backscattering cross section of fishby Ehrenberg, J.E. (BioSonics, Inc., Seattle, WA (USA)), Symposium on Fisheries Acoustics eng 21 Jun 1982 Bergen (Norway), Nakken, O. (ed.), Venema, S.C. (ed.)
Published 1983Texto bibliotecaFAO IT