Complex sentence: These jellyfish largely consisted of "Nemopilema nomurai", "Aurelia aurita" and "Cyanea nozaki", and the Institute of Oceanology, Chinese Academy of Sciences is undertaking research into how such blooms develop and their social and ecological effects.
Split into simpler sentences: These jellyfish largely consisted of "Nemopilema nomurai", "Aurelia aurita" and "Cyanea nozaki". The Institute of Oceanology, Chinese Academy of Sciences is undertaking research into how such blooms develop and their social and ecological effects.