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Global change in the trophic functioning of marine food webs

Fig 6

Results from the Principal Component Analysis and clustering on the ECIR.

(a) Worldwide map of the clusters; Mean trend per cluster from 1950 to 2010 in: (b) Relative to 1950 ECIR (colored sectors refer to bootstrap 95% confidence intervals); (c) ECI nominal values; (d) Lindex of fishing pressure; (e) Difference SST(y)−SST(1950); (f) the Shannon biodiversity index (g) Fraction of finfish species (%).

Fig 6