Shark Week: Shark Tagging Explained
Researchers tag sharks with satellite transmitters for tracking.
Most Watched in Saltwater Fish
Shark Week: The Shark Collectors
The staff at Dynasty Marine Associates is renowned across the globe for their humane capture and delivery techniques of aquatic life. In this video they capture, transport, and store a shark.
Ultimate Guide to Sharks: Shark Mating
Although shark mating is still a bit of a mystery, this clip from Discovery Channel's "Ultimate Guide to Sharks," sheds light on the reproductive activities of sharks.
Untamed and Uncut: Shark Attack
A great white shark attacks a young woman in tropical waters while onlookers desperately try to save her. See more "Untamed & Uncut" clips to learn more about animal attacks.
I Was Bitten: Great White Shark Attack
Without notice or warning, surfer Todd Endris finds himself in the jaws of a great white shark. Relive his encounter in this clip from Discovery Channel's "I Was Bitten."
Shark Week: Shark Repellent
Mike Rowe meets a chemist who isolates specific parts of decaying shark flesh in an attempt to create a successful shark repellant.
Perfect Predators: The Bull Shark's Lateral Line
Bull sharks have a lateral line that makes them sensitive to vibrations in the water. Once vibrations are detected they go in for the kill. Learn more about the bull shark's lateral line on Discovery Channel's "Perfect Predators."
Perfect Predators: Mako Shark Speed
The mako shark is the fastest shark in the sea, giving it a distinct advantage over its prey. Learn what makes the mako shark swim so fast on Discovery Channel's "Perfect Predators."
Backend Eating Barracudas
The contents of any barracuda's stomach are likely to contain only the back-halves of its prey. Find out what happens to the head and the rest of the prey's body in this video.
Recent Videos in Saltwater Fish
Earth: Bizarre Giant Fish Filmed
A huge oarfish was caught on camera in the Gulf of Mexico recently, giving scientists a rare glimpse of the bizarre fish in its native deep sea habitat. Researcher Mark Benfield describes the fish, a likely inspiration for the sea serpent myth.
Discovery Adventures: Andy DeHart
Discovery Channel's Shark Week expert Andy Dehart has worked with sharks for nearly 20 years and explains his love for creatures of the deep.
Madman of the Sea: Bait Smell
Two-thirds of a shark's brain is devoted to smell ... bad news for a live tuna bait used to lure makos to Matt Watson's boat.
Madman of the Sea: Shark Out of Water
Matt Watson looks on as a fellow fisherman uses a small fish to catch a big fish so they can use the big fish to catch an even bigger fish: a shark.
Life: Flying Fish Fly
Flying fish fly to escape predators, and then deposit their eggs on a raft of palm fronds.
Superswarm: Fish Vortex
Spectacular swarms of schooling fish behave like a giant multicellular organism, moving and shape-shifting in collective response to feeding and danger.
LIFE in the News: Whale Sharks
On the new Discovery series LIFE, we meet some of the most majestic creatures in the ocean, including whale sharks. Kasey-Dee Gardner reports on these gentle giants after swimming with some.