List of marine megafauna
Megafauna are large animals (for definitions, see the Megafauna page). Extant and recently extinct (in the Pleistocene) megafauna living in the oceans are listed here.
- Baleen whales (15 known species)
- Basking Shark
- Beaked whales (21 known species)
- Beluga
- Bluefin Tuna (3 known species)
- Dolphins (40 known species)
- Dugong
- Giant clam
- Giant grouper
- Giant sea bass
- Goliath grouper
- Great Barracuda
- Great White Shark
- Greenland Shark
- Hammerhead Shark
- Japanese Spider crab
- Lion's Mane Jelly
- Manatees (3 known species)
- Manta Ray
- Three species of marlin
- Megamouth Shark
- Narwhal
- Nomura's Jellyfish
- North Pacific Giant Octopus
- Oarfish
- Ocean Sunfish
- Opah
- Pacific sleeper shark
- Porbeagle
- The six non-dwarf species of sawfish
- The six species of sea lion
- The seven species of sea turtle
- Seven-arm Octopus
- Sperm Whales (3 known species)
- Six species of squid
- Steller's Sea Cow â
- Steller's Sea Lion
- Thresher Shark
- Tiger Shark
- Six species of sturgeon
- True seals (19 known species)
- Walrus
- Whale Shark
- Wolf herring