Tagged tuna graphic by Nancy Hulbirt, SOEST Illustration.

PFRP Biology Projects

Description of project activities, progress reports and contact information. Newer projects are listed first.

Biotelemetry Tag Retention in Pelagic Tunas
  • PI: T. Todd Jones, John Wang, and Michael Musyl
  • Project status: Project funds expended, FY 2012 progress report posted.
Early Life Stage Dispersal of Yellowfin Tuna (Thunnus albacares) in the Central North Pacific
  • PI: Kelvin Richards and Claire Paris
  • Project status: Project funds expended, FY 2012 progress report posted.
Age and Growth of Striped Marlin, Kajikia audax, in the Hawaii-based Longline Fishery
  • PI: R. Keller Kopf and Robert Humphreys, Jr. (Collaborator)
  • Project status: Project funds expended, FY 2012 progress report posted.
Biology and Habitat Use of Monchong (Eumegistis illustris) at Cross Seamount, Hawaii
  • PI: Kevin Weng
  • Project status: Project funds expended, FY 2012 progress report posted.
Impacts of Fishing on Vulnerable Non-target Species at Seamounts
  • PI: Kevin Weng
  • Project status: Project funds expended, FY 2012 progress report posted.
Examining Pelagic Food Webs using Multiple Chemical Tracers
  • PI: Jeffrey Drazen and Brian Popp
  • Project status: Project funds expended, FY 2012 progress report posted.
Assimilating in situ Bioacoustic Data in Mid-Trophic Level Model and its Impact on Predicted Albacore Feeding Habitat in the American Samoa Waters
  • PI: Reka Domokos and Patrick Lehodey
  • Project status: Project funds expended, FY 2012 progress report posted.
Analyses of Catch Data for Mahimahi (Coryphaena hippurus) and Wahoo (Acanthocybium solandri) from the Hawaii-Based Longline Fishery and Other Pacific Fisheries
  • PI: William A. Walsh
  • Project status: Project completed, FY 2010 progress report posted.
Hawaii Tuna Tagging Project 2
  • PI: Kim Holland, David Itano and Kevin Weng
  • Project status: Project funds expended, FY 2012 progress report posted.
Nursery Origin of Yellowfin Tuna (Thunnus albacares) in the Hawaiian Islands
  • PI: Jay Rooker and David Itano
  • Project status: Project funds expended, manuscripts in preparation, FY 2010 progress report posted.
The Associative Dynamics of Tropical Tuna to a Large-Scale Anchored FAD Array
  • PI: Kim Holland, David Itano, and John Hampton
  • Project status: Project completed, FY 2008 progress report posted.
Development of 'Business Card' Tags: Inter-individual Data Transfer
  • PI: Laurent Dagorn and Kim Holland
  • Project status: Project funds expended, tag deployment and collaboration to be continued, FY 2010 progress report posted.
Scaling Up:Linking FAD-associated Local Behavior of Tuna to Regional Scale Movements and Distribution
  • PI: Kim Holland and Laurent Dagorn
  • Project status: Project funds expended, tagging and data analysis to be continued, FY 2010 progress report posted.
Synchronous Assessment of Bigeye Tuna (Thunnus obesus) and Micronekton Biomass, Distribution, and Movement Patterns at Cross Seamount, and the Effects of the Seamount Environment
  • PI: Reka Domokos, Kim Holland, and Jeffrey Polovina
  • Project status: Project funds expended, manuscript in preparation, FY 2010 progress report posted.
Modeling the Eco-physiology of Pelagic Fishes and Sharks with Archival and Pop-up Satellite Archival Tags (PSATs)
  • PI: Michael Musyl, Hans Malte and Richard Brill
  • Project status: Project funds expended, manuscripts in preparation, FY 2010 progress report posted.
Long-Term Deployment of Satellite Tags using the California Harpoon Fleet
  • PI: Heidi Dewar and Jeffrey Polovina
  • Project status: Project completed, FY 2009 progress report posted.
Investigation of Aggregation Behavior of FAD-associated Small Yellowfin Tuna and Size Dependant Vertical Stratification
  • PI: Kim Holland, Laurent Dagorn, David Itano and Dean Grubbs
  • Project status: Project completed, FY 2006 progress report posted.
Fishery Dynamics in the Samoan Archipelago
  • PI: Keith Bigelow, Adam Langley and John Hampton
  • Project status: Project completed, manuscripts in preparation, FY 2010 progress report posted.
Instrumented Buoys as Autonomous Observatories of Pelagic Ecosystems
  • PI: Kim Holland and Laurent Dagorn
  • Project status: Project completed? FY 2009 progress report posted.
Describing the Vertical Habitat of Bigeye and Albacore Tunas and Post-Release Survival for Marlins in the Central Pacific Longline Fisheries with Pop-Up Archival Transmitting Tags
  • PI: Jeffrey Polovina and Michael Seki
  • Project status: Project completed, FY 2010 progress report posted.
Workshop on How to Improve Studies on the Collective Behavior of Pelagic Fish
  • PI: Laurent Dagorn and Kim Holland
  • Project status: Workshop completed Oct. 2002.
Ecological Characterization of American Samoa's Small-Scale Alia Albacore Longline Fishery
  • PI: John Kaneko, Paul Bartram and Elvin Mokoma
  • Project status: Project completed, SOEST-JIMAR report published, FY 2004 progress report posted.
Evaluating Biochemical and Physiological Predictors of Long Term Survival in Released Pacific Blue Marlin Tagged with Pop-Up Satellite Archival Transmitters (PSATs)
  • PI: Michael Musyl, Chris Moyes and Richard Brill
  • Project status: Project completed, FY 2004 progress report posted.
Investigating the Life History and Ecology of Opah and Monchong
  • PI: Michael Seki
  • Project status: Project completed, FY 2004 progress report posted.
Survivorship, Migrations, and Diving Patterns of Sea Turtles Released from Commercial Longline Fishing Gear, Determined with Pop-Up Satellite Archival Transmitters
  • PI: Richard Brill, Yonat Swimmer, George Antonelis, George Balazs and Jeffrey Polovina
  • Project status: Project completed, FY 2008 progress report posted.
Trophic Ecology and Structure-Associated Aggregation Behavior in Bigeye and Yellowfin Tuna in Hawaiian Waters
Distributions, Histories, and Recent Catch Trends with Six Fish Taxa Taken as Incidental Catch by the Hawai'i-Based Commercial Longline Fishery
  • PI: William A. Walsh
  • Project status: Project completed, FY 2005 progress report posted.
Pop-Off Satellite Archival Tags to Chronicle the Survival and Movements of Blue Shark Following Release from Longline Gear
  • PI: Michael Musyl and Richard Brill
  • Project status: Project completed, FY 2004 progress report posted.
Developing Biochemical and Physiological Predictors of Long Term Survival in Released Blue Shark
  • PI: Christopher Moyes, Richard Brill and Michael Musyl
  • Project status: Project completed, FY 2003 progress report posted.
Population Biology of Pacific Oceanic Sharks
  • PI: Chris Boggs
  • Project status: Project completed, FY 2001 progress report posted.
Developing Tools to Assess Sex and Maturational Stage of Bigeye Tuna (Thunnus obesus) and Swordfish (Xiphias gladius)
  • PI: Malia Chow and E. Gordon Grau
  • Project status: Project completed?, FY 2003 progress report posted.
Hawaii Regional Tuna Tagging Project
  • PI: Kim Holland and David Itano
  • Project status: Project completed, FY 2002 progress report posted.
Aspects of the Ecology of the Red Squid (Ommastrephes bartramii), a Potential Target for a Major Hawaiian Fishery
  • PI: Richard Young
  • Project status: Project completed, FY 2002 progress report posted.
Design of Tag-Recapture Experiments for Estimating Yellowfin Tuna Stock Dynamics, Movements and Fishery Interactions
  • PI: John Sibert and Peter Bills
  • Project status: Project completed, SOEST-JIMAR report published.
Automated Monitoring of Yellowfin Tuna at Hawaiian FADs and Relationship to Water Mass Dynamics based upon Satellite Imagery
  • PI: Peter Klimley and Charles Holloway
  • Project status: Project completed, article published in Marine Biology.
Reproductive Biology of Yellowfin Tuna, Thunnus albacares, in Hawaiian Waters and the Western Tropical Pacific Ocean
  • PI: David Itano and Richard Shomura
  • Project status: Project completed, FY 1997 progress report posted, SOEST-JIMAR report published. Color slide images of yellowfin occytes and a pdf file of this report are posted on this project page.
Laboratory and Field Research to Enhance Understanding of Tuna Movements and Distribution, and to Improve Stock Assessment Model
  • PI: Richard Brill
  • Project status: Project completed, FY 2000 progress report posted.
A Tag and Release Program for the Hawaii Seamount Yellowfin and Bigeye Tuna
  • PI: Kim Holland
  • Project status: Project completed, FY 1997 progress report posted.
  • Slide Presentation, "Tuna Fishing at Cross Seamount", John Sibert, UH Ocean 780 Seminar, December 4, 1997
Feasibility of Airborne Laser Devices for Pelagic Fish Surveys
  • PI: John Sibert and Chris Schoen
  • Project status: Project completed, SOEST-JIMAR technical report published.
Three-Dimensional Laser Confocal Microscopy as a Tool to Age Fish Otoliths by Optical Sections: Validation of Daily Microincrements by both Injected Dyes and Theoretical Otolith Growth Models
  • PI: Robert Gauldie
  • Project status: Project completed?
Investigation of Pacific Broadbill Swordfish Migration Patterns and Habitat Characteristics using Electronic Archival Tag Technology
  • PI: Chris Boggs and John Gunn
  • Project status: Project completed, FY 2000 progress report posted.

 

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