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Vessels in Other Sustainability Initiatives (VOSI) Tool

ISSF’s VOSI presents detailed information about tuna fishing vessels worldwide that (1) have publicly committed to sustainable-fishing best practices beyond those tracked on ISSF’s ProActive Vessel Register (PVR) vessel list and/or (2) are participating in Marine Stewardship Council (MSC)-certified fisheries, MSC Improvement Program fisheries, or Fishery Improvement Project (FIPs).

Using the VOSI

The VOSI includes approximately 800 vessels with around 2,100 sustainability recognitions in total, covering best practice initiatives and participation in MSC, MSC Improvement Program and FIP fisheries.