Fearsome and fast, sharks occupy the top spot in the food chain, but are also the most vulnerable to ecosystem changes. Public attitudes to these apex predators is changing, and scientists are beginning to understand their biology, behaviour and contribution to the environment—but will we be quick enough to save them?
Built for acceleration and power, the shortfin mako is the fastest shark in the world and an icon of New Zealand seas. Although heavily fished for decades by commercial longliners, mako populations are beginning to recover, and prospects look good for this oceanic speedster.
Sun come up, my shark come up
On living without pretence in the wild world.
Denizens of the Deep
The pacific supports the last great stock of highly migratory blue sharks, the endurance athletes of the oceans. But it's also the location of the world's largest longline fishery, which lands as many blue sharks as some species of tuna. what will become of the blue shark?
VR: 20 hours to Shark-land
Why are pristine reefs dominated by sharks? Join reef ecologist and shark-wrangler Laurent Vigliola to find out.
Reaching more than six metres in length with a bite force of nearly two tonnes, the great white shark is the most fearsome predator on Earth. Yet despite their reputation as maneaters, great whites are protected in New Zealand as a vulnerable species.
Ian drops in on shark behaviourist Erich Ritter's unique ocean classroom at Walker Cay in the Bahamas where students dive amongst feeding sharks in their bid to understand why sharks attack people and what can be done to stop them.
Ian takes us to the balmy isolation of the tropical Midway Atoll in the Pacific Ocean to test the temperament of the little known Galapagos shark.
Court decision muddies waters on shark-cage tourism
A court has ruled the Department of Conservation (DOC) does not have the authority to grant shark-cage diving permits.
White Shark - The Nature of the Beast
For years great white sharks have been portrayed as solitary oceanic assassins, but as this riveting documentary reveals, the reality could be even more terrifying…
When Sharks Attack
Find out exactly what happens when a swimmer’s worst fears become reality.
Riley Elliott at the sharp end of marine science.
Great White—The Ultimate Predator
Great whites have a nasty reputation for unprovoked attacks on humans, but Ian believes they are thinking, social animals–not just cold killing machines. He takes us to Spencer Gulf, off the South Australian coast, where the sharks were filmed for the movie, Jaws, and he explains his theories on their hunting and social behaviour
A Whale of a Shark
Ian Gordon meets up with whale sharks and attempts to uncover the mysteries of their oceanic wanderings.