 giant sauropods and whales), not commonly thought of as "fishes".The largest extant non-tetrapodomorph bony fish is the ocean sunfish, "Mola mola", being with a weight of up to two tonnes an order of magnitude smaller than "Leedsichthys".The extant King of Herrings might rival "Leedsichthys" in length but is a much more elongated animal.