Update of input data (catch and size) for the Atlantic blue shark (Prionace glauca) stock assessment models 2023

The Sharks Species Group (SHKSG) is scheduled to evaluate the North and South Atlantic blue shark stocks in 2023. During the Data Preparatory meeting, the SHKSG requested that the Secretariat provide input catch and size data until 2021 for Stock Synthesis and Surplus Production models based on the preliminary fleet structure used in 2016. This document summarizes the revision and update of the available detailed catch and size data per fleet up to 2021.