Catch-at-age for multiple stocks: Modelling Skrei and Coastal Cod simultaneously

Publication details

The Norwegian Computing Center and the Institute of Marine Research have over years developed a Bayesian hierarchical model to estimate the catch-at-age of fish for a single stock. This has been extended to model multiple stocks, like Atlantic Cod and Coastal Cod. This note presents the multiple stock model, which includes both age reading error and classification error.

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