Number of stocks showing significant increasing, decreasing, or no trend in F, SSB, and fishing opportunities per ecoregion (dark bars). The light bars indicate the total number of stocks with positive or negative Kendall tau, whether they are significant or not. On the x-axis, opportunities refer to the fishing opportunities as estimated in ICES advice. “BoBiscay & Iberia” refers to the Bay of Biscay and Iberian waters. “Northeast Atlantic” refers to widely distributed stocks.