FishBase is a global biodiversity information system on finfishes with >35,100 fish species (>325,900 common names and >62,200 pictures) compiled from >59,800 references in partnership with >2,500 collaborators. It gathers >700,000 visits monthly. The breadth and depth of information in FishBase, combined with the analytical and graphical tools available in the web, cater to different needs of diverse groups of stakeholders.