The UnitedNationsFoodandAgriculturalOrganization(FAO) puts the number of fishing vessels at around 4 million with a staggering 86 percent of them operating in Asian waters.
Longer-term, what the UnitedNationsFoodandAgriculturalOrganization(FAO) calls "slow-onset" climate change is seen as likely to have a heavy impact on food production in developing nations.