It catches small fish and plankton with its tentacles. The Nomura’s Jellyfish, scientific name Nemopilema nomurai, is another very big and heavy species, weighing up to 440 pounds (200 kg).
How, no one knows. “A big jellyfish bloom makes the headlines, while a lack of a jellyfish bloom isn’t even worth reporting,” says Lucas Brotz, a marine zoologist at the University of ...