In waters of Japan’s northernmost main island, Clione limacine, a 2-centimeter-long variant also known as the naked sea butterfly, feast on a small sea snail species called Limacina helicina ...

There was no overall directional trend in abundance of thecosomes, Limacina helicina antarctica and Clio pyramidata, throughout the entire WAP, although L. antarctica abundance increased in the slope ...