recruitment distribution for initial year

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Richard Methot - NOAA Federal

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Mar 26, 2025, 5:26:42 PMMar 26
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Hi Everyone,

 We have a 3 area model and we are estimating initial recruitment deviates to define the initial age-structure. We have time varying recruitment partitioning among the three areas and want this to go back before the start of the model to influence the initial age-structure for each area, but it does not appear to be doing that. Has anyone done this before and do you have an example you can send us.

 Thanks,

Mark

Rick responds:

The recruitment distribution parameters only work on an annual basis, so cannot be applied within the calculation of the initial age distribution.  One alternative to consider is to add enough years before your current start year so that the time-varying recruitment distribution can then be applied on an annual basis.

Rick

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