1991 - 2014 Centre for Environment, Fisheries & Aquaculture Science (Cefas) Ecosystem model (ecopath with ecosim) Key Run for North Sea 1991-2013 - time series trends in biomass

Model outputs of time series data on the biomass, catch, mortality and feeding from 69 ecological groups in the North Sea, ranging from zooplankton, benthos, fish to seabirds and marine mammals. The 'key run' model is published in ICES WGSAM, and used in investigations of multispecies impacts of fisheries and response of ecosystems to fisheries and climate.