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Mark N. Maunder

Position: Head of Stock Assessment Program - La Jolla Headquarters
Stock Assessment Program

858 665-4918




  • Supervisor of the research activities and staff of the Stock Assessment Program.
  • Responsible for conducting the skipjack tuna stock assessment.
  • IATTC scientist on the ISC Pacific Bluefin Tuna Working Group


  • Ph.D., School of Fisheries, University of Washington, USA, 1998 (Mark’s story at SAFS-UW).
  • M.Sc. in Zoology, University of Auckland, New Zealand, 1993
  • B.Sc., double major in Zoology and Computer Science, University of Auckland, New Zealand, 1990


Dr. Mark Maunder joined the IATTC staff as a Senior Scientist in 1998. Since 2010, Mark has taken the role as Head of the Stock Assessment Program, which is responsible for conducting stock assessments of tuna and other species of interest to the IATTC. In addition to supervising the Stock Assessment Program staff, Mark is responsible for conducting the skipjack tuna assessment and is the IATTC delegate on the ISC Pacific Bluefin Tuna Working Group. He is recognized internationally as a leader in the development of methodology for fisheries stock assessment and population dynamics modeling. Mark is a founding member and past President of the ADMB Foundation, and co-founder of the Center for the Advancement of Population Assessment Methodology (CAPAM), which has received the American Institute of Fishery Research Biologists’ Outstanding Group Achievement Award and the American Fisheries Society’s William E. Ricker Resource Conservation Award. Mark’s research focuses on the development of statistical methodology for fisheries stock assessment, protected species, and ecological modeling. He organized and chaired the successful IATTC Fall Workshop series on stock assessment methodology held at the IATTC, which has transitioned into the CAPAM workshop series.