Assertion: krill's population | /r/AtLocation | antarctica
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Source sentences:
text: Though these groups have only been studied to any depth in the North Western United States, indications are that the behavioural types exist elsewhere too such as the "Type C" population found in Antarctica.
text: The largest populations of krill are found in the Antarctic and constitute the main food source for seals, penguins, fish, squid, as well as whales.