Many years ago, Daniel Pauly of the University of British Columbia and the Sea Around Us project set out to determine the true of extent of human exploitation of marine fish populations. Last week Pauly and his colleague Dirk Zeller published their startling results in a Nature Communications study called Catch reconstructions reveal that global marine fisheries catches are higher than reported and declining (January 19, 2016, open access).
Graph from the Nature News report Independent study tallies 'true catch' of global fishing
We reached "peak" wild-caught fish in the mid-1990s. This text if from the Nature News report linked-in above: