For a number of years there has been a debate whether mackerel can still be classed as a determinate spawner, or should they be reclassified as an indeterminate species. Work has been carried out by Working Group on Mackerel and Horse Mackerel Egg Surveys (WGMEGS) to try to answer this question. A thorough analysis of the information collected is now a necessity. It is expected that the workshop will refine the developed methodologies and clarify established calculations for these adult parameter estimation.
The group will: