Availability to predators and a size structure of the Antarctic krill Euphausia superba in the 48.1 CCAMLR subarea.

The Antarctic krill Euphausia superba is a key species in Antarctic waters, mainly because it is a major component of the diet of dominant predators, including penguins. It is also a marine living resource that is commercially harvested. Since 2000, krill fishing has become more concentrated.