Echo sounding and sonar for fishing.

The operation and interpretation of the information provided by modern acoustic equipment requires skill and practice. This manual contributes, in a practical way, to the speedy acquisition of these essential abilities.

Bibliographic Details

Format:	Book
Language:	English
Published:	Farnham : Fishing News [for] the Food and Agriculture Organization, 1980.
Series:	FAO fishing manuals.
Subjects:	Echo sounding in fishing. Sonar in fishing. Sondage par ultrasons dans la pêche. Sonar dans la pêche. Fishing > Use of echo sounders & sonar - Manuals