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Fig. 2


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VAST standardised Catch per unit effort (CPUE, interpreted as abundance index) for free school sets of mature yellowfin tuna of the global zone (black line), with 97.5 CIs (grey) and compared to nominal CPUEs (red). Time series are quarterly (inspired from Guéry et al., 2020). To scale values, annual values of the indices were divided by the average of the whole period.

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