PFRP Biology Projects

Hawaii Tuna Tagging Project 2

• PI: Kim Holland, David Itano and Kevin Weng
• Project status: Year 1 funding awarded late 2008.

Nursery Origin of Yellowfin Tuna (Thunnus albacares) in the Hawaiian Islands

• PI: Jay Rooker and David Itano
• Project status: FY 2008 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: FY 2008 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: FY 2008 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: FY 2008 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: FY 2008 progress report posted.

Long-Term Deployment of Satellite Tags using the California Harpoon Fleet

• PI: Heidi Dewar and Jeffrey Polovina
• Project status: FY 2008 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: FY 2008 progress report posted.

Instrumented Buoys as Autonomous Observatories of Pelagic Ecosystems

• PI: Kim Holland and Laurent Dagorn
• Project status: FY 2008 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: FY 2008 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

• PI: Kim Holland, Richard Young, Richard Brill, and Laurent Dagorn
• Project status: Project extended, FY 2008 progress report posted. See also Investigation of Aggregation Behavior of FAD-associated Small Yellowfin Tuna and Size Dependant Vertical Stratification

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.