Jellyfish canal. Cilia in these canals circulate the fluid in a regular direction. The box jellyfish is largely similar in structure. It has a squarish, box-like bell from each of the four lower corners of which hang a short pedalium or stalk which bears one or more long, slender tentacles. The rim of the bell is folded inwards to form a shelf known as a velarium which restricts the bell's aperture and creates a powerful jet when the bell pulsates, allowing box jellyfish to swim faster than true jellyfish. Hydrozoans are also similar, usually with just four tentacles at the edge
Jellyfish Entertainment the year-long project girl group I.O.I, while still under Jellyfish Entertainment.It was confirmed that following their promotions as part of I.O.I, the trainees would officially debut as members of the agency's first girl group. On June 3, 2016 Jellyfish Entertainment launch their new music channel "Jelly Box". "Jelly Box" is similar to Jellyfish Entertainment’s previous project "Y.Bird from Jellyfish Island" and it will showcase Jellyfish Entertainment artists and producers and include collaborations with artists outside of the label. On June 28, 2016, Jellyfish debuted nine-member girl group Gugudan. In August 2016, Park Hyo-shin departed from the agency after eight years