Fig. 2b shows the flag of the fishing vessels for the AIS data collected for the same trawling footprint. Vessels from the Russian Federation and China are mainly in the outlier areas of deep-water, while Japan and the Republic of Korea contribute to the bulk of activity over the ES-NHR...
There are three main processes in the QC procedure—automated QC, manual QC (Fig.1), and consistency with neighbor gauges. Once a common format of records is established, the following set of automated QC is applied. During these two processes, “flag codes” were given to the values detect...