Krill occur worldwide in all oceans, although many individual species have endemic or neritic (i.e., coastal) distributions. Bentheuphausia amblyops, a bathypelagic species, has a cosmopolitan distribution within its deep-sea habitat. Species of the genus Thysanoessa occur in both Atlantic and Pacific oceans.

Where are krill most commonly found?

Euphausia superba krill are the most common krill, found mostly in the waters of the Antarctic. Euphausia krill are at the very bottom of the food chain and can only found in the pristine oceans around Antarctcia, where there is very limited accumulation of contaminants.

Where is krill fish found?

Antarctic krill (Euphausia superba) is a species of krill found in the Antarctic waters of the Southern Ocean. It is the dominant animal species of Earth. It is a small, swimming crustacean that lives in large schools, called swarms, sometimes reaching densities of 10,000–30,000 individual animals per cubic metre.