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Downloadable Guides
Longline Skippers Guidebooks
Pole and Line Skippers Guidebook
Purse Seine Observer Guides
Purse Seine Skippers Guidebooks
Online Guidebooks
Online Longline Skippers Guidebook
Online Purse Seine Observers Guide
Online Purse Seine Skippers Guide
Additional Resources
Species Identification Guides
Other Resources
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Skippers’ Guidebook to Sustainable Purse Seine Fishing Practices
Table of Contents
Purse Seine Guidebook
Table of Contents
Chapter 1
Introduction
ISSF Approaches to Improving Tuna Sustainability
Gallery 1.1
ISSF Activities
Gallery 1.2
ISSF ProActive Vessel Register
ISSF Vessels in Other Sustainability Initiatives
Other ISSF Public Vessel Lists
Gallery 1.3
ISSF Participating Companies
Conservation Measures
Chapter 2
Introduction
FAD Challenges and Concerns
FAD Fishing Management
FAD Data Collection and Monitoring
FAD Structure Impacts
Ghost Fishing
Fully Non-Entangling FADs
FAD Guides for Fishers
FAD Do’s
FAD Don’ts
Bycatch on FAD Associated Sets
FAD Summary
Chapter 3
Introduction
Avoid Bycatch
Minimize the Risk of Capture
Reduce Bycatch Mortality
Offset Unavoidable Bycatch Mortality
1. Sharks and Rays
Sharks and Rays Commonly Encountered
Reducing Shark and Ray Bycatch
Target Large Schools
Attract Sharks Out of the Net
Fish Sharks in the Net to Release Them
Modify Fishing Gear
On Deck Safe Handling and Releasing Techniques
Manual Handling Do’s
Handling Medium Sharks
Handling Stingrays
Handling and Release with Bycatch Release Devices
Light Equipment
Shark Release Ramps with Hopper
Mobulid Sorting Grids (with Vessel’s Crane)
Releasing Whale Sharks
Shark Handling and Release Do’s
Shark Handling and Release Don’ts
End Wasteful Shark Finning
2. Sea Turtles
Most Common Bycaught Sea Turtle Species
3. Selective Tuna Fishing: Reducing Catch of Small Bigeye & Yellowfin Tuna
Species Identification
Yellowfin (30-45 cm)
Bigeye (30-45cm)
Yellowfin (46-110cm)
Bigeye (46-110 cm)
Yellowfin (>110 cm)
Bigeye (>110 cm)
Fisher Cooperation and Input
Chapter 4
Introduction
International Organizations and Instruments
Inter-American Tropical Tuna Commission
Western and Central Pacific Fisheries Commission
International Commission for the Conservation of Atlantic Tunas
Indian Ocean Tuna Commission
Commission for the Conservation of Southern Bluefin Tuna
Further Notes on Data Reporting and Compliance
Conclusion
Credits and Citations
ISSF
Skippers’ Guidebook to Sustainable Purse Seine Fishing Practices
Chapter 1: Sustainable Purse Seine Tuna Fisheries
Chapter 2: FADs
Chapter 3: Bycatch Mitigation and Handling
Chapter 4: Fisheries Management
Credits and Citations
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