Abundance estimation of pelagic fish stocks by acoustic surveying
Working paper
Permanent lenke
http://hdl.handle.net/11250/104846Utgivelsesdato
1991Metadata
Vis full innførselSamlinger
Originalversjon
This report is not to be cited without prior reference to the CouncilSammendrag
The echo integration technique is outlined. Weaknesses are identified
and remedies described. While the technique is adequate for surveying some
stocks, improvements are necessary for its proper application to others. An
ongoing programme of research is attempting to address the several
shortcomings.