During July and August it is observed that moon jellyfish aggregations of 250 individuals consumed an estimated 100% of the mesozooplankton biomass in the Seto Inland Sea.
Selama bulan Juli dan Agustus teramati bahwa agregasi ubur-ubur bulan dari 250 individu yang dikonsumsi sekitar 100% dari biomassa mesozooplankton di Laut Pedalaman Seto.