Save our SHARKS

Film-maker Bertie Gregory goes in search of endangered hammerheads

- WORDS: HANNAH DAVIES, IAN MACEWAN

Their unique silhouette makes hammerhead sharks one of the most distinctive of all the shark species.

But since the 1990s, the hammerhead shark population has collapsed to critical levels.

Now, with the iconic predators pushed to the brink of extinction, wildlife filmmaker Bertie Gregory dives into the waters off Mexico's Pacific coast, where numbers have crashed by 97%, in the hope of capturing the elusive creatures on camera.