of precautionary spawning biomass. Following the new framework of the CFP Reform, the Bay of Biscay sole management plan implemented in 2006 will become a Bay of Biscay multispecific management plan. Quota management by POs mainly relies on a quota pooling system with redistribution among members. POs manage sub-quotas allocated by the member state that correspond to their members’ rights based on the 2001–2003 track records. Following quota con- straints, POs have introduced systems of individual landings limits by vessel. This measure was first used by two POs in 2006 in order to avoid penalties for regular over-consumption of their allocated sole sub-quotas