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ISC Schedule of Meetings


20-24 April 2015 Shizuoka, Japan

Working Group Report

Report of the Pacific Bluefin Tuna Working Group Workshop Continue Download PDF Download

Working Group Working Papers

Index Title, Authors and Contact
ISC/15/PBFWG-1/01 A sensitivity analysis of the 2014 stock assessment for Pacific bluefin tuna.
Kumegai, Y., Y. Tei, H. Uyama, I. Tsuruoka, T. Shimose, T. Ishihara,
Y. Okochi, and H. Fukuda (
ISC/15/PBFWG-1/02 Status and response to the CIE Review of the 2012 Pacific Bluefin Tuna Stock Assessment.
Pacific Bluefin Tuna Working Group.
ISC/15/PBFWG-1/03 Revision of estimates of catch in weight from the US recreational fishery from 1993 to 2014.
Teo, S.L.H., J.M. Suter, J. Childers and A. Aires-da-Silva
ISC/15/PBFWG-1/04 Standardized CPUE for Pacific bluefin tuna caught by Japanese coastal longliners, by zero-inflated negative binomial model using cruise aggregated data.
Hiraoka, Y., Y. Tei, M. Kanaiwa and K. Oshima
ISC/15/PBFWG-1/05 Estimation of annual stock indices for Pacific bluefin tuna using catch data at Sakai-minato Port.
Kanaiwa, M., A. Yamamoto, Y. Ishihara, I. Tsuruoka, K. Oshima, H. Fukuda and Y. Takeuchi (
ISC/15/PBFWG-1/06 Re-estimation of length frequency for Pacific bluefin tuna caught by Japanese coastal longliners for 1994-2013.
Hiraoka, Y., Y. Kumegai and K. Oshima (
ISC/15/PBFWG-1/07 Updated length frequency for Pacific bluefin tuna caught by Japanese set net with modified method.
Hiraoka, Y., H. Uyama, M. Kanaiwa, H. Fukuda and K. Oshima
ISC/15/PBFWG-1/08 The seasonality of natural mortality for age-0 fish of the Pacific bluefin tuna using 1996-2012 mark-recapture data in Tosa bay.
Iwata, S., T. Kitakado, K. Fujioka, H. Fukuda and Y. Takeuchi
ISC/15/PBFWG-1/09 Impact of implementation of fishery regulations with catch limit on stock assessment results of Pacific bluefin tuna: with emphasis on estimates recruitment and spawning stock biomass.
Oshima, K. and H. Fukuda (
ISC/15/PBFWG-1/10 Updates of recruitment and harvesting scenario for the future projection of Pacific bluefin tuna.
Fukuda, H., I. Tsuruoka and O. Sakai (

Oral Presentations

Index Title, Authors and Contact
Review of the 2014 Pacific bluefin tuna stock assessment.
Fukuda, H. (
Latest preliminary 2014 recruitment estimate.
Oshimda, K. (
Quarterly catch,length frequencies and CPUE from troll fishery for farming.
Oshimda, K., I. Tsuruoka and N. Suzuki (
Data preparation for PBF CPUE analyses for Taiwanese longline fishery.
Chang, S.-K. (
Body size of Pacific bluefin tuna caught by Japanese purse seine off the Pacific coast of Japan.
Ishida, Y., N. Suzuki, K. Oshima, Y. Hiraoka, H. Fukuda, Y. Takeuchi
and H. Shimada (
Accuracy improvement of age estimation using otolith annual ring.
Ishihara, T., T. Shimose and I. Yamasaki (
Growth equation of Pacific bluefin tuna.
Fukuda H., and I. Yamasaki (
A review of reproductive biology of Pacific bluefin tuna.
Okochi, Y. and T. Shimose (
Review and recent developments: the trans-Pacific migration of Pacific bluefin tuna based on tagging studies.
Fujioka, K. (
Future work to improve the PBF assessment modeling.
Lee, H.-H., K.R. Piner and M.N. Maunder (