TY - GEN ED - General Fisheries Council for the Mediterranean-GFCM TI - Report of the Working Party on Acoustic methods for fish detection and abundance estimation, 1st. session, Ancona, Italy, 12-16 November 1979 T2 - FAO fisheries report PY - 0000///FAO CY - Rome PB - 1980 KW - E 14 N2 - Bibliografia ER -