Krill are small shrimp like that is found primarily in the waters of the Arctic and Antarctic Oceans crustacean. The most abundant krill species and the largest biomass in the world belongs to the species Euphausia superba, is born, grows and develops in the clear, cold waters of the Southern Ocean. Major advantages over traditional omega-3. Nutritionally speaking, krill is an important source of protein and mono- and polyunsaturated fatty acids that come from phytoplankton consume. Since its fat content can be extracted an oil rich in polyunsaturated omega-3 EPA and DHA as with fish oils.