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ISC/21/PBFWG-1

20-23, 27 April 2021 Webinar
Report of the Pacific Bluefin Tuna Working Group Workshop

Working Group Working Papers

#01

  • Update of Korean fisheries information for Pacific bluefin tuna
  • Lee M. K., S.-I. Lee, Y. Kwon and J. Lim
  • ccmklee_at_korea.kr

#02

  • Withdrawn

#03

  • Size pattern and relative CPUE of Taiwanese PBF fisheries using delta-generalized linear mixed models(GLMM) and vector-auto-regressive spatiotemproal model (VAST).
  • Yuan T.-L., S.-K. Chang, H. I Liu, and C.-C. Huang
  • skchang_at_faculty.nsysu.edu.tw

#04

  • Update of standardized CPUE and Catch at Size for Pacific Bluefin tuna (Thunnus Orientalis) caught by Japanese coastal and offshore longline up until 2019 fishing year
  • Tsukahara Y., H. Fukuda and S. Nakatsuka
  • tsukahara_y_at_affrc.go.jp

#05

  • Update of Age-0 PBF index based on catch per unit effort data from Japanese troll fishery and its associated issues.
  • Nishikawa K., Y. Tsukahara, K. Fujioka, H. Fukuda and S. Nakatsuka.
  • kiraranishi_at_affrc.go.jp

#06

  • Reinforcement of Japanese PBF Recruitment Monitoring Program.
  • Fukuda H., K. Fujioka, Y. Tsukahara, K. Nishikawa, and S. Nakatsuka
  • fukudahiromu_at_affrc.go.jp

#07

  • The devil is in the details: Investigating sources of bootstrapped bias in the Pacific bluefin tuna assessment and the associated impact on the future projections.
  • Lee H.-H., H. Fukuda, Y. Tsukahara, K. Piner, M. Maunder, and R. Methot Jr
  • huihua.lee_at_noaa.gov

#08

  • Center Comparison of U.S. Pacific Bluefin Tuna Length Sampling Programs: 2014-2020.
  • James K. C. , L. N. Heberer and H. Dewar
  • kelsey.james_at_noaa.gov

Oral Presentations

#01

  • Preparation for 2022 PBF assessment.
  • Fukuda H.
  • fukudahiromu_at_affrc.go.jp

#02

  • Annual variability in the larval distribution and density of Pacific bluefin tuna based on the larval survey using a two-meter ring net from 2007 to 2019
  • Tawa A., Y. Tsukahara, T. Ishihara, H. Tanaka, H. Ashida, Y. Hiraoka, H. Takeshima, K. Nohara, S. Ohshimo, N. Suzuki, T. Tanabe, K. Satoh, O. Abe and Y. Tanaka
  • atawa2015_at_affrc.go.jp

#03

  • Effects of age composition on the spatiotemporal distribution of active breeding in the southwestern North Pacific
  • Ishihara T., T. Shimose, Y. Uematsu, Y. Hiraoka, H. Tanaka, H. Ashida, A. Tawa and Y. Tanaka
  • ishiha_at_affrc.go.jp