With the oceans in toxic shock, marine life has all but vanished. Phytoplankton levels have plummeted and the food chain of the seas collapsed. Only the Arctic Regions is there fish in harvestable quantities, not poisoned or mutated. While the Custodians have been accelerating their plankton regeneration program and ocean restocking, the deep-sea regions at the far northern and southern extremes can yet again be fished, but for a hefty price. - Anno 2205 Website Description