Euphausia is the largest genus of krill, and is placed in the family Euphausiidae. There are 31 species known in this genus, including Antarctic krill and ice krill from the Southern Ocean, and North Pacific krill in the Pacific Ocean.

Why are Krills also called light shrimp?

Krill are often referred to as light-shrimp because they emit light through bioluminescent organs. ... The krill's bioluminescent organs contain several fluorescent substances.

What is euphausia superba oil?

What is Krill Oil? Krill (Euphausia superba) is a small crustacean with an appearance similar to shrimp. They are found in the colder waters of the ocean. Krill primarily serve as a food source for other animals in the ocean, for example - whales, seals, penguins, squid and fish.