Swarm of Common jellyfish (Aurelia labiata), in water, California, USA, North America

american americas animal aurelia labiata blue water blue californian california cnidarian common jellyfish filigree group of animals group in water jellyfish many animals many marine animal natural environment nature no people ocean school scyphozoa semaeostomeae several animals several sheer swarm behaviour transparent underwater photo underwater world underwater us american usa water animal water wild animal wildlife