Jellyfish diameter; the tentacles and mouth parts usually extend beyond this bell dimension. The smallest jellyfish are the peculiar creeping jellyfish in the genera "Staurocladia" and "Eleutheria", which have bell disks from to a few millimeters in diameter, with short tentacles that extend out beyond this, which these jellyfish use to move across the surface of seaweed or the bottoms of rocky pools. Many of these tiny creeping jellyfish cannot be seen in the field without a hand lens or microscope; they can reproduce asexually by fission (splitting in half). Other very small jellyfish, which have bells about one millimeter, are
Jellyfish as food was reported that Japan had annually imported between 5,400 and 10,000 tons of edible jellyfish from Indonesia, Malaysia, Myanmar, the Philippines, Singapore, Thailand, and Vietnam. Dehydrated and pickled jellyfish is considered a delicacy in several Asian countries, including China, Korea, Taiwan, Vietnam, and Japan. A preparation method using dehydrated jellyfish involves re-hydrating the product by soaking it in water for several hours and then parboiling, rinsing and slicing it. Consuming echizen kurage is potentially dangerous if the toxic part is not thoroughly cleaned and cooked. Jellyfish salad, a popular dish in some areas of Asia, may be prepared using cold