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ISC/12/PBFWG-1

31 January-7 February 2012 La Jolla, USA
Report of the Pacific Bluefin Tuna Working Group Workshop

Working Group Working Papers

#01

  • Estimation of catch at size of Pacific bluefin tuna caught by Japanese longline fishery.
  • Mizuno, A., M. Ichinokawa, K. Oshima and Y. Takeuchi
  • mizunoakiko_at_fra.affrc.go.jp

#02

  • Reconsideration of estimation of catch at size for young Pacific bluefin tuna caught by Japanese small pelagic fish purse seine fisheries.
  • Oshima, K., M. Kai, S. Iwata and Y. Takeuchi
  • oshimaka_at_affrc.go.jp

#03

  • Estimation of catch at size of Pacific bluefin tuna, Thunnus orientalis, caught by Japanese tuna purse seine spreated in Pacific Ocean.
  • Abe, M., M. Kanaiwa, K. Oshima and Y. Takeuchi
  • -

#04

  • Estimation of catch at size of young Pacific bluefin tuna caught by Japanese troll fisheries.
  • Fukuda, H. and K. Oshima
  • fukudahiromu_at_affrc.go.jp

#05

  • Update and re-examination of estimation of the catch at size of Pacific bluefin tuna Thunnus orientalis caught by Japanese setnet fishery.
  • Kai, M. and Y. Takeuchi
  • kaim_at_affrc.go.jp

#06

  • Preliminary analysis of length frequency for Pacific bluefin tuna, Thunnus orientalis, landed by Other fishery (Fleet 10).
  • Abe, M., I. Yamazaki and M. Kanaiwa
  • -

#07

  • Update of estimated catch at size by Purse Seiner in Japanese sea.
  • Kanaiwa, M., I. Tsuruoka, A. Shibano, T. Shimura, R. Uji, Y. Ishihara and Y. Takeuchi
  • m3kanaiw_at_bioindustry.nodai.ac.jp

#08

  • Standardized CPUE of North Pacific bluefin tuna caught by Japanese coastal longliners: updates until 2011.
  • Ichinokawa, M. and Y. Takeuchi
  • ichimomo_at_fra.affrc.go.jp

#09

  • CPUE analysis for Japanese Purse seine in Sea of Japan.
  • Kanaiwa, M., T. Shimura, R. Uji, Y. Ishihara and Y. Takeuchi
  • m3kanaiw_at_bioindustry.nodai.ac.jp

#10

  • Re-estimation of standardized CPUE of Pacific bluefin tuna caught by Japanese offshore longline fisheries operated during 1952-1974.
  • Fujioka, K., M. Ichinokawa, K. Oshima and Y. Takeuchi
  • fuji88_at_affrc.go.jp

#11

  • Abundance indices of young Pacific bluefin tuna, derived from catch-and-effort data of troll fisheries in various regions of Japan.
  • Ichinokawa, M., K. Oshima and Y. Takeuchi
  • ichimomo_at_fra.affrc.go.jp

#12

  • Updated sex specific growth parameters for Pacific bluefin tuna Thunnus orientalis.
  • Shimose, T. and Y. Takeuchi
  • shimose_at_affrc.go.jp

#13

  • Reconsideration of natural mortality of age -0 Pacific bluefin tuna and its variability relative to fish size.
  • Iwata, S., K. Fujioka, H. Fukuda and Y. Takeuchi
  • siwata_at_affrc.go.jp

#14

  • Reconsideration on the parameters to be used in the analysis of mark-recapture experiment in Tosa Bay, Kochi.
  • Iwata, S., K. Fujioka, H. Fukuda and Y. Takeuchi
  • siwata_at_affrc.go.jp

#15

  • Estimation of steepness of PBFT -By using biological feature.
  • Iwata, S., H. Fukuda, O. Abe and Y. Takeuchi
  • siwata_at_affrc.go.jp

#16

  • Exploratory application of SS incorporating conditional age at length data from otolith aging.
  • Takeuchi, Y. and T. Shimose
  • yukiot_at_fra.affrc.go.jp

#17

  • Review of the setting of SS3 in previous PBFT stock assessment meetings.
  • Iwata, S. and Y. Takeuchi
  • siwata_at_affrc.go.jp

#18

  • Updated standardized catch rates for Pacific bluefin tuna caught by United States and Mexican-flag purse seine fisheries in the eastern Pacific Ocean (1960-2011).
  • Aires-da-Silva, A. and S. Teo
  • alexdasilva_at_iattc.org

#19

  • Recent update of Pacific bluefin tuna catch in Korean waters.
  • Yoo, J.-T., Z.-G. Kim, S.-I. Lee, I.-J. Yeon, S.-C. Yoon and D.-W. Lee
  • -

Oral only

#01

  • Historical review of the bluefin fishery in the eastern Pacific Ocean.
  • Compean-Jimenez, G.
  • -

#02

  • A description of PBF field sampling from commercial and sport fisheries in EPO.
  • Everett, E.
  • -

#03

  • Brief overview of methods for estimation of Pacific bluefin (PBF) total catch and length composition for sport and commercial surface fisheries in the EPO.
  • Lennert-Cody, C.
  • -

#04

  • Estimation of effective sample size for catch-at-length data of Pacific bluefin tuna.
  • Mizuno, A., K. Oshima and Y. Takeuchi
  • -

#05

  • Overview of natural mortality for Pacific Bluefin Tuna - age 2+ group-.
  • Fukuda, H. and S. Iwata
  • -

#06

  • Current situation of Taiwanese longline PBF CPUE data.
  • Hsu, C.-C.
  • -

#07

  • Update of Japanese quarterly catch for Pacific Bluefin tuna.
  • Oshima, K.
  • -

#08

  • Time series from US commercial and recreational fisheries for the PBF stock assessment.
  • Teo, S.
  • -

#09

  • Modeling growth while fitting simultaneously to direct aging and tag-recapture data.
  • de Silva, A., Pl. Maunder, K. Schaefer and Fuller
  • -

#10

  • A hybrid SS3-VPA model for examining trends in young fish selectivity and recruitment.
  • MacCall, A. and S. Teo
  • -

#11

  • How to calculate sample size for reconstructed data
  • MacCall, A.
  • -