This Workshop was convened by the International Seafood Sustainability Foundation (ISSF) to review different approaches currently used by tuna Regional Fisheries Management Organizations’ (tRFMOs: CCSBT, IATTC, ICCAT, IOTC and WCPFC) science bodies to determine stock status and disseminate stock status information. Workshop participants from all…
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This Workshop was convened by the International Seafood Sustainability Foundation (ISSF) to review progress made recently by tuna Regional Fishery Management Organizations (tRFMOs: CCSBT, IATTC, ICCAT, IOTC and WCPFC) towards the formal adoption of harvest strategies for the management of the stocks under their jurisdiction,…
Management strategies include monitoring, stock assessment, harvest control rules, reference points and management actions. The International Seafood Sustainability Foundation convened a workshop to review the current status of the adoption of these elements into the decision-making process by five the Tuna RFMOs and to make…
A workshop was held to examine various issues that make the use of purse seine catch-per-unit-effort (CPUE) data in stock assessment difficult. The workshop convened a group of international experts from various fields who discussed possible ways to move forward in better understanding how and…
A workshop was held to examine two issues that significantly affect scientific management advice and which are not always being treated consistently in tuna stock assessments: (1) Assumptions about the stock-recruitment relationship, and (2) evaluating the implications of changing mortality on juvenile and small tunas….
Closing the Data Gap on Stock Assessments The difficulty of obtaining reliable data, which vary across species, fleets, and regions, is a challenge for stock-assessment scientists in advising fisheries managers how to optimally manage tuna stocks. Dr. Simon Hoyle, a scientist for the National Institute…
One year ago, as the 12th Regular Session of the Western and Central Pacific Fisheries Commission (WCPFC) approached, we published a blog post sharing ISSF’s view of priorities and potential solutions for tuna fisheries in the WCPO region. Now that the WCFPC annual meeting is…