Giants of the deep share this list with reef celebrities and creatures most people only know from documentaries. Some are famous for size, some for a single film role.
1Blue WhaleThe largest animal that has ever lived, reaching around 30 metres long.1000pts
2Whale SharkThe biggest fish in the sea, a spotted plankton-eater as long as a bus.808pts
3Giant SquidThe deep-sea giant behind the kraken legends, first filmed alive only in 2004.764pts
4Sea OtterThe North Pacific's tool-using otter that floats on its back and cracks shellfish on its chest.764pts
5NarwhalThe Arctic whale with a single spiralled tusk, nicknamed the unicorn of the sea.661pts
6ClownfishThe orange-and-white reef fish that lives among sea anemones and starred in Finding Nemo.611pts
7Manta RayA gentle filter-feeding ray with a wingspan of up to seven metres.611pts
8Great White SharkThe largest predatory fish on Earth, made famous by Jaws and the seal colonies of South Africa and California.448pts
9Hammerhead SharkThe shark with the unmistakable T-shaped head that gives it panoramic vision.448pts
10WalrusThe tusked, whiskered giant of the Arctic ice floes.448pts
11Moon JellyfishThe translucent, four-ringed jellyfish found drifting in coastal waters worldwide.448pts
12OrcaThe black-and-white apex predator of every ocean, also called the killer whale, which hunts in family pods.353pts
13Green Sea TurtleA long-lived reef grazer that crosses oceans to return to the beach where it hatched.353pts
14Bottlenose DolphinThe playful, highly social dolphin most people picture when they hear the word.240pts
15Humpback WhaleThe acrobatic singer of the oceans, known for breaching and its long, haunting songs.240pts
16Giant Pacific OctopusThe largest octopus species, famous for its problem-solving and escape artistry.240pts
17SeahorseThe upright little fish whose males carry and give birth to the young.0pts
18Emperor PenguinThe tallest penguin, which breeds through the Antarctic winter on the sea ice.0pts
