the remainder of the chapter is devoted to reporting some of the findings of this new database notably estimates of the overall global value of the ocean economy on the basis of the ocean industries selected approximate employment levels in the different industries and a breakdown by sector and broad geographic regions it consists of coastal countries and aims to improve the coherency and consistency of the assumptions indicators and measurement methods used to estimate the size of the ocean economy the database draws heavily on un and oecd sources to collect industryspecific data on physical capital stock employment and value added for those oceanbased industries defined in isic rev international standard industrial classification of all economic activities where official data were patchy proxies were used based on national reports and secondary sources for details on the methodology see oecd forthcoming