Fisheries acoustics
Johannesson, K. A. ; Mitson, R. B.
Fisheries acoustics Practical manual for aquatic biomass estimation - 1983 - viii 249p.
FAO fisheries technical paper no- 240
9251014493
Fisheries acoustics Practical manual for aquatic biomass estimation - 1983 - viii 249p.
FAO fisheries technical paper no- 240
9251014493