Title Agenda Sub-Group Document Number Authors File Evaluation of possibility of estimating systematic changes in catchability in the state-space production model NPFC-2019-SSC PS05-WP15 (Rev. 1) Toshihide Kitakado, Ren Tamura and Yuki Ueda JAPAN NPFC-2019-SSC PS05-WP15(Rev 1) Estimating systematic changes in catchability in SSPM_Japan.pdf Trial application of JABBA to Pacific saury stock assessment NPFC-2019-SSC PS05-WP19 Kazuhiro Oshima, Midori Hashimoto, Taiki Fuji and Shin-Ichiro Nakayama JAPAN NPFC-2019-SSC PS05-WP19 Trial application of JABBA to Pacific saury stock assessment_Jpn.pdf