World’s total values of production for catch and aquaculhtre were sourced from the FAO Yearbook, Fishery and Aquaculture Statistics, 2015. Both numbers have been corrected adding the value of seaweed production; aquaculture has also been adjusted to account for the value of Chinese production reported to the OECD. Data on aquaculture production were sourced from the China Statistical Yearbook 2016; differences with FAO total figures are under review.