Unregulated fishing Fishing by vessels without nationality, by vessels flying the flag of a country not party to the RFMO governing that fishing area or species on the high seas, or harvesting in unregulated areas.

Unreported fishing Fishing that is unreported or misreported to the relevant national authority or RFMO, in contravention of applicable laws and regulations.

IUU vessel list A list of vessels presumed to have carried out illegal, unreported, or unregulated (IUU) fishing activities. Several RFMOs keep a record of vessels associated with this kind of activities under their convention areas. See also Illegal fishing, Unreported fishing and Unregulated fishing….

Illegal fishing Fishing occurring when vessels or harvesters operate in violation of the laws of a fishery. This term can apply to fisheries that are under the jurisdiction of a coastal state or to high‑seas fisheries regulated by Regional Fisheries Management Organizations (RFMOs).